diff --git a/js/gratipay/homepage.js b/js/gratipay/homepage.js
index d07ca9be7e..9f6ed6b99a 100644
--- a/js/gratipay/homepage.js
+++ b/js/gratipay/homepage.js
@@ -3,38 +3,33 @@ Gratipay.homepage = {}
 Gratipay.homepage.initForm = function(clientAuthorization) {
     $form = $('#homepage #content form');
 
-    $submit= $form.find('button[type=submit]');
-    $submit.click(Gratipay.homepage.submitForm);
-
-    $chooseEcosystem = $form.find('.ecosystem-chooser button');
-    $chooseEcosystem.click(function(e) {
-        e.preventDefault();
-        Gratipay.notification('Not implemented.', 'error');
-    });
-
     $promote = $form.find('.promotion-gate button');
     $promote.click(Gratipay.homepage.openPromote);
 
+    function callback(createErr, instance) {
+        $submit = $form.find('button[type=submit]');
+        $submit.click(function(e) {
+            e.preventDefault();
+            instance.requestPaymentMethod(function(requestPaymentMethodErr, payload) {
+                Gratipay.homepage.submitFormWithNonce(payload.nonce);
+            });
+        });
+    }
+
     braintree.dropin.create({
       authorization: clientAuthorization,
       container: '#braintree-container'
-    }, function (createErr, instance) {
-      $submit.click(function () {
-        instance.requestPaymentMethod(function (requestPaymentMethodErr, payload) {
-          // Submit payload.nonce to your server
-        });
-      });
-    });
-}
+    }, callback);
+};
 
-Gratipay.homepage.submitForm = function(e) {
-    e.preventDefault();
 
-    $input = $(this)
-    $form = $(this).parent('form');
+Gratipay.homepage.submitFormWithNonce = function(nonce) {
+    $submit = $form.find('button[type=submit]');
+    $form = $('#homepage #content form');
     var data = new FormData($form[0]);
+    data.set('payment_method_nonce', nonce);
 
-    $input.prop('disable', true);
+    $submit.prop('disable', true);
 
     $.ajax({
         url: $form.attr('action'),
@@ -43,16 +38,20 @@ Gratipay.homepage.submitForm = function(e) {
         processData: false,
         contentType: false,
         dataType: 'json',
-        success: function (d) {
-            $('a.team_url').attr('href', d.team_url).text(d.team_url);
-            $('a.review_url').attr('href', d.review_url).text(d.review_url);
-            $('form').slideUp(500, function() {
-                $('.application-complete').slideDown(250);
-            });
-        },
-        error: [Gratipay.error, function() { $input.prop('disable', false); }]
+        success: function(data) {
+            console.log(data);
+            // Due to Aspen limitations we use 200 for both success and failure. :/
+            if (data.errors.length > 0) {
+                $submit.prop('disable', false);
+                Gratipay.notification(data.msg, 'error');
+            } else {
+                $('.payment-complete a.receipt').attr('href', data.receipt_url);
+                $('.payment-complete').slideDown(200);
+                $('form').slideUp(500);
+            }
+        }
     });
-}
+};
 
 Gratipay.homepage.openPromote = function(e) {
     e.preventDefault();
@@ -60,4 +59,4 @@ Gratipay.homepage.openPromote = function(e) {
     $('.promotion-fields').slideDown(function() {
         $('.promotion-fields input:first').focus();
     });
-}
+};
diff --git a/scss/elements/buttons-knobs.scss b/scss/elements/buttons-knobs.scss
index 843fd1ea78..99738ac997 100644
--- a/scss/elements/buttons-knobs.scss
+++ b/scss/elements/buttons-knobs.scss
@@ -61,7 +61,7 @@ button.selected:hover:not(:disabled), button.selected.drag,
     margin: 30px auto 30px;
     text-align: center;
 
-    button.large {
+    button.large, a.button.large {
         font: normal 16px/32px $Ideal;
         padding: 10px 16px;
         border-radius: 5px;
diff --git a/scss/pages/homepage.scss b/scss/pages/homepage.scss
index 862fa85007..ad19cd4a29 100644
--- a/scss/pages/homepage.scss
+++ b/scss/pages/homepage.scss
@@ -183,5 +183,13 @@
                 display: none;
             }
         }
+        .payment-complete {
+            .fine-print {
+                padding: 0;
+            }
+            .twitter-container {
+                padding-top: 20px;
+            }
+        }
     }
 }
diff --git a/tests/py/test_www_homepage.py b/tests/py/test_www_homepage.py
index c3b2f51e1d..90326e75ea 100644
--- a/tests/py/test_www_homepage.py
+++ b/tests/py/test_www_homepage.py
@@ -174,3 +174,17 @@ def test_post_gets_json(self):
         assert response.code == 200
         assert response.headers['Content-Type'] == 'application/json'
         assert json.loads(response.body) == {'parsed': {}, 'errors': []}
+
+    def test_bad_post_gets_400(self):
+        response = self.client.PxST('/', data=BAD, HTTP_ACCEPT=b'application/json')
+        assert response.code == 400
+        assert response.headers['Content-Type'] == 'application/json'
+        scrubbed = SCRUBBED.copy()
+        scrubbed.pop('payment_method_nonce')  # consumed
+        assert json.loads(response.body) == {'parsed': scrubbed, 'errors': ALL}
+
+    def test_really_bad_post_gets_plain_400(self):
+        response = self.client.PxST('/', data={}, HTTP_ACCEPT=b'application/json')
+        assert response.code == 400
+        assert response.headers == {}
+        assert response.body == "Missing key: u'amount'"
diff --git a/tests/ttw/test_homepage.py b/tests/ttw/test_homepage.py
index bcfb1dbe7b..e57e6d5717 100644
--- a/tests/ttw/test_homepage.py
+++ b/tests/ttw/test_homepage.py
@@ -5,6 +5,32 @@
 
 class Tests(BrowserHarness):
 
+    def fetch(self):
+        return self.db.one('SELECT pfos.*::payments_for_open_source '
+                           'FROM payments_for_open_source pfos')
+
+    def fill_form(self, amount, credit_card_number, expiration, cvv, name, email_address,
+                  follow_up, promotion_name, promotion_url, promotion_twitter, promotion_message):
+        self.wait_for('.braintree-form-number')
+        self.fill('amount', amount)
+        with self.get_iframe('braintree-hosted-field-number') as iframe:
+            iframe.fill('credit-card-number', credit_card_number)
+        with self.get_iframe('braintree-hosted-field-expirationDate') as iframe:
+            iframe.fill('expiration', expiration)
+        with self.get_iframe('braintree-hosted-field-cvv') as iframe:
+            iframe.fill('cvv', cvv)
+        self.fill('name', name)
+        self.fill('email_address', email_address)
+        if promotion_name:
+            self.css('.promotion-gate button').type('\n')
+                                                # stackoverflow.com/q/11908249#comment58577676_19763087
+            self.wait_for('#promotion-message')
+            self.fill('promotion_name', promotion_name)
+            self.fill('promotion_url', promotion_url)
+            self.fill('promotion_twitter', promotion_twitter)
+            self.fill('promotion_message', promotion_message)
+
+
     def test_loads_for_anon(self):
         assert self.css('#banner h1').html == 'Pay for open source.'
         assert self.css('#header .sign-in button').html.strip()[:17] == 'Sign in / Sign up'
@@ -15,3 +41,12 @@ def test_redirects_for_authed_exclamation_point(self):
         self.reload()
         assert self.css('#banner h1').html == 'Browse'
         assert self.css('.you-are a').html.strip()[:6] == '~alice'
+
+    def test_anon_can_post(self):
+        self.fill_form('537', '4242424242424242', '1020', '123', 'Alice Liddell',
+                       'alice@example.com', 'monthly', 'Wonderland', 'http://www.example.com/',
+                       'thebestbutter', 'Love me! Love me! Say that you love me!')
+        self.css('fieldset.submit button').type('\n')
+        self.wait_for('.payment-complete', 10)
+        assert self.css('.payment-complete .description').text == 'Payment complete.'
+        assert self.fetch().succeeded
diff --git a/www/index.spt b/www/index.spt
index 73015fa217..d0d1c95261 100644
--- a/www/index.spt
+++ b/www/index.spt
@@ -1,4 +1,6 @@
 # -*- coding: utf-8 -*-
+import json
+from aspen import Response
 from gratipay.homepage import pay_for_open_source
 [---]
 if not user.ANON:
@@ -7,6 +9,10 @@ suppress_sidebar = True
 page_id = "homepage"
 banner = "Pay for Open Source"
 result = pay_for_open_source(website.app, request.body) if request.method == 'POST' else {}
+if result and result['errors']:
+    # Hmmm ... bit of an Aspen rough spot ... interaction w/ error.spt, skip it
+    # by overriding 200 for both success and failure. :(
+    result['msg'] = _("Sorry, we could not process your payment.")
 [---] application/json via json_dump
 result
 [---] text/html
@@ -37,7 +43,43 @@ $(document).ready(function() {
 {% endblock %}
 
 {% block content %}
-<form action="/companies/create.json" method="POST">
+
+<div class="payment-complete" style="display: none;">
+    <div class="description important-thing-at-the-top">
+        {{ _("Payment complete.") }}
+    </div>
+    <p class="instructions">
+        {{ _("Thank you for your purchase!") }}
+    </p>
+    <div class="important-button" class="important-button">
+        <a class="button large selected receipt" href="">{{ _("View Receipt") }}</a>
+    </div>
+    <p class="fine-print">
+        {{ _( "Email {support} with{br}any questions or feedback."
+            , support='<a href="mailto:support@gratipay.com">support@gratipay.com</a>'|safe
+            , br='<br>'|safe
+             ) }}
+    </p>
+    <div class="twitter-container">
+        <a class="twitter-share-button"
+           href="https://twitter.com/intent/tweet?text=We%20just%20paid%20for%20#opensource%20on%20@Gratipay!"
+           data-size="large" data-url="https://gratipay.com/"></a>
+        <script>window.twttr = (function(d, s, id) {
+          var js, fjs = d.getElementsByTagName(s)[0], t = window.twttr || {};
+          if (d.getElementById(id)) return t;
+          js = d.createElement(s);
+          js.id = id;
+          js.src = "https://platform.twitter.com/widgets.js";
+          fjs.parentNode.insertBefore(js, fjs);
+
+          t._e = [];
+          t.ready = function(f) { t._e.push(f); };
+          return t;
+        }(document, "script", "twitter-wjs"));</script>
+    </div>
+</div>
+
+<form action="/" method="POST">
     <input type="hidden" name="csrf_token" value="{{ csrf_token }}">
 
     <fieldset>
@@ -62,20 +104,21 @@ $(document).ready(function() {
         <div id="braintree-container"></div>
     </fieldset>
 
-    <fieldset>
-        <legend>{{ _('Step 2 of 3') }}</legend>
+    <fieldset class="optional">
+        <legend>{{ _('Optional') }}</legend>
+
         <h2>{{ _('Who are you?') }}</h2>
 
         <div class="field">
             <label for="name">{{ _('Your Name') }}</label>
-            <input name="name" id="name" type="text" required>
+            <input name="name" id="name" type="text">
         </div>
 
         <div class="field email-address">
             <label for="email-address">{{ _('Your Email Address') }}</label>
-            <input name="email-address" id="email-address" type="text" required>
+            <input name="email_address" id="email-address" type="text">
             <p class="fine-print">
-                {{ _('You will get a verification link before we finalize your payment.') }}
+                {{ _('You will get a receipt for your payment.') }}
             </p>
         </div>
 
@@ -84,23 +127,23 @@ $(document).ready(function() {
                 <legend>{{ _('Follow-up') }}</legend>
 
                 <div class="fancy-radio">
-                    <input type="radio" name="follow-up" id="follow-up-monthly" value="monthly">
+                    <input type="radio" name="follow_up" id="follow-up-monthly" value="monthly">
                     <label for="follow-up-monthly">{{ _('Monthly') }}</label>
                 </div>
 
                 <div class="fancy-radio">
-                    <input type="radio" name="follow-up" id="follow-up-quarterly"
+                    <input type="radio" name="follow_up" id="follow-up-quarterly"
                            value="quarterly" checked>
                     <label for="follow-up-quarterly">{{ _('Quarterly') }}</label>
                 </div>
 
                 <div class="fancy-radio">
-                    <input type="radio" name="follow-up" id="follow-up-yearly" value="yearly">
+                    <input type="radio" name="follow_up" id="follow-up-yearly" value="yearly">
                     <label for="follow-up-yearly">{{ _('Yearly') }}</label>
                 </div>
 
                 <div class="fancy-radio">
-                    <input type="radio" name="follow-up" id="follow-up-never" value="never">
+                    <input type="radio" name="follow_up" id="follow-up-never" value="never">
                     <label for="follow-up-never">{{ _('Never') }}</label>
                 </div>
 
@@ -109,19 +152,6 @@ $(document).ready(function() {
                 </p>
             </fieldset>
         </div>
-    </fieldset>
-
-    <fieldset class="optional">
-        <legend>{{ _('Optional') }}</legend>
-        <h2>{{ _('Ecosystems') }}</h2>
-        <p class="fine-print">
-            {{ _('Which do you value most?{br}(JavaScript, Python, etc.)', br='<br>'|safe) }}
-        </p>
-
-        <div class="important-button ecosystem-chooser">
-            <button class="large">{{ _('Choose an Ecosystem') }}</button>
-        </div>
-        <div class="ecosystems"></div>
 
 
         <h2>{{ _('Promotion') }}</h2>
@@ -130,23 +160,24 @@ $(document).ready(function() {
             <p class="fine-print">{{  _('Thanks! We are excited to brag about you!') }}</p>
 
             <div class="field">
-                <label label="company">{{ _("Your Company Name") }}</label>
-                <input type="text" name="promote-name" id="promote-name">
+                <label for="promotion-name">{{ _("Your Company Name") }}</label>
+                <input type="text" name="promotion_name" id="promotion-name">
             </div>
 
             <div class="field">
-                <label label="company">{{ _("Your Landing Page URL") }}</label>
-                <input type="text" name="promote-url" id="promote-url">
+                <label for="promotion-url">{{ _("Your Landing Page URL") }}</label>
+                <input type="text" name="promotion_url" id="promotion-url">
             </div>
 
             <div class="field">
-                <label label="company">{{ _("Your Company Twitter Handle") }}</label>
-                <input type="text" name="promote-twitter" id="promote-twitter">
+                <label for="promotion-twitter">{{ _("Your Company Twitter Handle") }}</label>
+                <input type="text" name="promotion_twitter" id="promotion-twitter">
             </div>
 
             <div class="field">
-                <label label="company">{{ _("Your Message to the Open Source Community") }}</label>
-                <input type="text" name="promote-message" id="promote-message">
+                <label for="promotion-message">
+                    {{ _("Your Message to the Open Source Community") }}</label>
+                <input type="text" name="promotion_message" id="promotion-message">
             </div>
         </div>
 
@@ -157,33 +188,22 @@ $(document).ready(function() {
 
     </fieldset>
 
-    <fieldset>
+    <fieldset class="submit">
         <legend>{{ _('Submit Form') }}</legend>
 
         <div class="important-button">
-            <button type="submit" class="apply selected large">
+            <button type="submit" class="selected large">
                 {{ _("Pay for Open Source") }}
             </button>
         </div>
         <p class="fine-print">
-            {{ _( "By submitting this form you agree to our {0}terms of service{1}."
-                , '<a href="/about/policies/terms-of-service">'|safe
-                , '</a>'|safe
+            {{ _( "By submitting this form you agree to our {a}terms of service{_a}."
+                , a='<a href="/about/policies/terms-of-service">'|safe
+                , _a='</a>'|safe
                  ) }}
         </p>
     </fieldset>
 
 </form>
 
-<div class="application-complete" style="display: none;">
-    <p>{{ _("Thanks! Your public project page is:") }}</p>
-    <p><a href="" class="team_url"></a></p>
-    <p>{{ _("And your public review ticket is:") }}</p>
-    <p><a href="" class="review_url"></a></p>
-    <p>{{ _( "You can watch and participate in our review process there. We will send a notification to {email} when we finish our review."
-           , email=user.participant.email_address
-            ) }}</p>
-    <p>{{ _("Thanks for applying!") }}</p>
-</div>
-
 {% endblock %}