diff --git a/R/create_credentials.R b/R/create_credentials.R
index 7397dc33..b9074b0a 100644
--- a/R/create_credentials.R
+++ b/R/create_credentials.R
@@ -16,8 +16,6 @@
 #'   and `port` parameters are the address and port for the SMTP server;
 #'   `use_ssl` is an option as to whether to use SSL: supply a `TRUE` or `FALSE`
 #'   value.
-#' @param sender_name An option to specify a sender name. This isn't always
-#'   visible to the recipient, however, as some SMTP servers will suppress this.
 #'
 #' @examples
 #' # Create a credentials file to make it
@@ -37,8 +35,7 @@ create_smtp_creds_file <- function(file,
                                    provider = NULL,
                                    host = NULL,
                                    port = NULL,
-                                   use_ssl = NULL,
-                                   sender_name = NULL) {
+                                   use_ssl = NULL) {
 
   # nocov start
 
@@ -50,7 +47,6 @@ create_smtp_creds_file <- function(file,
     create_credentials_list(
       provider = provider,
       user = user,
-      sender_name = sender_name,
       host = host,
       port = port,
       use_ssl = use_ssl
@@ -105,8 +101,7 @@ create_smtp_creds_key <- function(id,
                                   provider = NULL,
                                   host = NULL,
                                   port = NULL,
-                                  use_ssl = NULL,
-                                  sender_name = NULL) {
+                                  use_ssl = NULL) {
 
   # nocov start
 
@@ -130,7 +125,6 @@ create_smtp_creds_key <- function(id,
     create_credentials_list(
       provider = provider,
       user = user,
-      sender_name = sender_name,
       host = host,
       port = port,
       use_ssl = use_ssl
@@ -167,7 +161,6 @@ create_smtp_creds_key <- function(id,
 create_credentials_list <- function(provider,
                                     user,
                                     password = getPass::getPass("Enter the SMTP server password: "),
-                                    sender_name,
                                     host,
                                     port,
                                     use_ssl) {
@@ -176,7 +169,6 @@ create_credentials_list <- function(provider,
     user = user,
     password = password,
     provider = provider,
-    sender_name = sender_name,
     host = host,
     port = port,
     use_ssl = use_ssl
@@ -189,7 +181,6 @@ create_credentials_list <- function(provider,
 creds_internal <- function(user = NULL,
                            password = NULL,
                            provider = NULL,
-                           sender_name = NULL,
                            host = NULL,
                            port = NULL,
                            use_ssl = NULL) {
@@ -217,7 +208,6 @@ creds_internal <- function(user = NULL,
   # Generate the credentials list
   list(
     version = schema_version,
-    sender_name = sender_name,
     host = host,
     port = port,
     use_ssl = use_ssl,
diff --git a/R/creds_helpers.R b/R/creds_helpers.R
index 40ba5206..57ae5379 100644
--- a/R/creds_helpers.R
+++ b/R/creds_helpers.R
@@ -9,7 +9,7 @@
 #' The [creds()] credential helper allows for manual specification of SMTP
 #' configuration and authentication.
 #'
-#' The [creds_anonymous()] credential helper is similiar to [creds()] but
+#' The [creds_anonymous()] credential helper is similar to [creds()] but
 #' provides convenient defaults for authenticating anonymously with an SMTP
 #' server.
 #'
@@ -23,15 +23,10 @@
 #'
 #' @param user The username for the email account. Typically, this is the email
 #'   address associated with the account.
-#' @param password This argument is available in the [creds_anonymous()] and
-#'   isn't typically used unless an 'anonymous' password requires a specific
-#'   value (e.g., "anonymous" as the password itself).
 #' @param provider An optional email provider shortname for autocompleting STMP
 #'   configuration details (the `host`, `port`, `use_ssl` options). Options
 #'   currently include `gmail`, `outlook`, and `office365`. If nothing is
 #'   provided then values for `host`, `port`, and `use_ssl` are expected.
-#' @param sender_name An option to specify a sender name. This isn't always
-#'   visible to the recipient, however, as some SMTP servers will suppress this.
 #' @param host,port,use_ssl Configuration info for the SMTP server. The `host`
 #'   and `port` parameters are the address and port for the SMTP server;
 #'   `use_ssl` is an option as to whether to use SSL: supply a `TRUE` or `FALSE`
@@ -54,7 +49,6 @@ NULL
 #' @export
 creds <- function(user = NULL,
                   provider = NULL,
-                  sender_name = NULL,
                   host = NULL,
                   port = NULL,
                   use_ssl = TRUE) {
@@ -64,7 +58,6 @@ creds <- function(user = NULL,
     create_credentials_list(
       provider = provider,
       user = user,
-      sender_name = sender_name,
       host = host,
       port = port,
       use_ssl = use_ssl
@@ -76,20 +69,16 @@ creds <- function(user = NULL,
 
 #' @rdname credential_helpers
 #' @export
-creds_anonymous <- function(user = "anonymous",
-                            password = NULL,
-                            provider = NULL,
-                            sender_name = NULL,
+creds_anonymous <- function(provider = NULL,
                             host = NULL,
                             port = NULL,
                             use_ssl = TRUE) {
 
   creds_list <-
     creds_internal(
-      user = user,
-      password = password,
+      user = NULL,
+      password = NULL,
       provider = provider,
-      sender_name = sender_name,
       host = host,
       port = port,
       use_ssl = use_ssl
diff --git a/R/smtp_send.R b/R/smtp_send.R
index e571d38c..71cfe67a 100644
--- a/R/smtp_send.R
+++ b/R/smtp_send.R
@@ -47,6 +47,10 @@
 #' @param creds_file An option to specify a credentials file. As this argument
 #'   is deprecated, please consider using `credentials = creds_file(<file>)`
 #'   instead.
+#' @param verbose Should verbose output from the internal curl `send_mail()`
+#'   call be printed? While the username and password will likely be echoed
+#'   during the exchange, such information is encoded and won't be stored on
+#'   the user's system.
 #'
 #' @examples
 #' # Before sending out an email through
@@ -126,7 +130,8 @@ smtp_send <- function(email,
                       cc = NULL,
                       bcc = NULL,
                       credentials = NULL,
-                      creds_file = "deprecated") {
+                      creds_file = "deprecated",
+                      verbose = FALSE) {
 
   # Verify that the `message` object
   # is of the class `email_message`
@@ -208,7 +213,7 @@ smtp_send <- function(email,
       message = email_qp,
       smtp_server = paste0(credentials$host, ":", credentials$port),
       use_ssl = credentials$use_ssl,
-      verbose = FALSE,
+      verbose = verbose,
       username = credentials$user,
       password = credentials$password
     )
diff --git a/man/create_smtp_creds_file.Rd b/man/create_smtp_creds_file.Rd
index 03536b04..95b83ad2 100644
--- a/man/create_smtp_creds_file.Rd
+++ b/man/create_smtp_creds_file.Rd
@@ -5,7 +5,7 @@
 \title{Store SMTP credentials in a file}
 \usage{
 create_smtp_creds_file(file, user = NULL, provider = NULL,
-  host = NULL, port = NULL, use_ssl = NULL, sender_name = NULL)
+  host = NULL, port = NULL, use_ssl = NULL)
 }
 \arguments{
 \item{file}{The output filename for the credentials file.}
@@ -22,9 +22,6 @@ provided then values for \code{host}, \code{port}, and \code{use_ssl} are expect
 and \code{port} parameters are the address and port for the SMTP server;
 \code{use_ssl} is an option as to whether to use SSL: supply a \code{TRUE} or \code{FALSE}
 value.}
-
-\item{sender_name}{An option to specify a sender name. This isn't always
-visible to the recipient, however, as some SMTP servers will suppress this.}
 }
 \description{
 We can create a file with SMTP configuration and access credentials for the
diff --git a/man/create_smtp_creds_key.Rd b/man/create_smtp_creds_key.Rd
index 2ac86589..8c7f7a39 100644
--- a/man/create_smtp_creds_key.Rd
+++ b/man/create_smtp_creds_key.Rd
@@ -5,7 +5,7 @@
 \title{Store SMTP credentials in the system's key-value store}
 \usage{
 create_smtp_creds_key(id, user = NULL, provider = NULL, host = NULL,
-  port = NULL, use_ssl = NULL, sender_name = NULL)
+  port = NULL, use_ssl = NULL)
 }
 \arguments{
 \item{id}{An identifying label for the keyname. The full key name is
@@ -33,9 +33,6 @@ value.}
 and \code{port} parameters are the address and port for the SMTP server;
 \code{use_ssl} is an option as to whether to use SSL: supply a \code{TRUE} or \code{FALSE}
 value.}
-
-\item{sender_name}{An option to specify a sender name. This isn't always
-visible to the recipient, however, as some SMTP servers will suppress this.}
 }
 \description{
 We can set SMTP access credentials in the system-wide key-value store for the
diff --git a/man/credential_helpers.Rd b/man/credential_helpers.Rd
index 1702fa07..2a693100 100644
--- a/man/credential_helpers.Rd
+++ b/man/credential_helpers.Rd
@@ -8,11 +8,11 @@
 \alias{creds_file}
 \title{Helpers for supplying SMTP credentials}
 \usage{
-creds(user = NULL, provider = NULL, sender_name = NULL,
-  host = NULL, port = NULL, use_ssl = TRUE)
+creds(user = NULL, provider = NULL, host = NULL, port = NULL,
+  use_ssl = TRUE)
 
-creds_anonymous(user = "anonymous", password = NULL, provider = NULL,
-  sender_name = NULL, host = NULL, port = NULL, use_ssl = TRUE)
+creds_anonymous(provider = NULL, host = NULL, port = NULL,
+  use_ssl = TRUE)
 
 creds_key(id)
 
@@ -27,18 +27,11 @@ configuration details (the \code{host}, \code{port}, \code{use_ssl} options). Op
 currently include \code{gmail}, \code{outlook}, and \code{office365}. If nothing is
 provided then values for \code{host}, \code{port}, and \code{use_ssl} are expected.}
 
-\item{sender_name}{An option to specify a sender name. This isn't always
-visible to the recipient, however, as some SMTP servers will suppress this.}
-
 \item{host, port, use_ssl}{Configuration info for the SMTP server. The \code{host}
 and \code{port} parameters are the address and port for the SMTP server;
 \code{use_ssl} is an option as to whether to use SSL: supply a \code{TRUE} or \code{FALSE}
 value.}
 
-\item{password}{This argument is available in the \code{\link[=creds_anonymous]{creds_anonymous()}} and
-isn't typically used unless an 'anonymous' password requires a specific
-value (e.g., "anonymous" as the password itself).}
-
 \item{id}{When using the \code{\link[=creds_key]{creds_key()}} credential helper, the ID value of the
 key (in the system key-value store) needs to be given here. This was
 explicitly provided when using the \code{\link[=create_smtp_creds_key]{create_smtp_creds_key()}} function (with
@@ -65,7 +58,7 @@ functions are to be used expressly with the \code{credentials} argument of
 The \code{\link[=creds]{creds()}} credential helper allows for manual specification of SMTP
 configuration and authentication.
 
-The \code{\link[=creds_anonymous]{creds_anonymous()}} credential helper is similiar to \code{\link[=creds]{creds()}} but
+The \code{\link[=creds_anonymous]{creds_anonymous()}} credential helper is similar to \code{\link[=creds]{creds()}} but
 provides convenient defaults for authenticating anonymously with an SMTP
 server.
 
diff --git a/man/smtp_send.Rd b/man/smtp_send.Rd
index c8f06c04..42cda775 100644
--- a/man/smtp_send.Rd
+++ b/man/smtp_send.Rd
@@ -5,7 +5,7 @@
 \title{Send an email message through SMTP}
 \usage{
 smtp_send(email, to, from, subject = NULL, cc = NULL, bcc = NULL,
-  credentials = NULL, creds_file = "deprecated")
+  credentials = NULL, creds_file = "deprecated", verbose = FALSE)
 }
 \arguments{
 \item{email}{The email message object, as created by the \code{\link[=compose_email]{compose_email()}}
@@ -48,6 +48,11 @@ Such a file is created using the \code{\link[=create_smtp_creds_file]{create_smt
 \item{creds_file}{An option to specify a credentials file. As this argument
 is deprecated, please consider using \code{credentials = creds_file(<file>)}
 instead.}
+
+\item{verbose}{Should verbose output from the internal curl \code{send_mail()}
+call be printed? While the username and password will likely be echoed
+during the exchange, such information is encoded and won't be stored on
+the user's system.}
 }
 \description{
 Send an email message to one or more recipients via an SMTP server. The email
diff --git a/tests/testthat/test-credentials.R b/tests/testthat/test-credentials.R
index a83d5ce9..7176826c 100644
--- a/tests/testthat/test-credentials.R
+++ b/tests/testthat/test-credentials.R
@@ -8,7 +8,6 @@ test_that("utility functions for credentials work properly", {
       provider = NULL,
       user = "testuser@example.com",
       password = "testpass",
-      sender_name = "testsender",
       host = "smtp.example.com",
       port = 465,
       use_ssl = TRUE
@@ -21,7 +20,7 @@ test_that("utility functions for credentials work properly", {
   credentials_list_1 %>%
     names() %>%
     expect_equal(
-      c("version", "sender_name", "host", "port", "use_ssl", "user", "password")
+      c("version", "host", "port", "use_ssl", "user", "password")
     )
 
   # Expect a specific value for `credentials_list_1$version`
@@ -34,7 +33,6 @@ test_that("utility functions for credentials work properly", {
       provider = "gmail",
       user = "testuser@example.com",
       password = "testpass",
-      sender_name = "testsender",
       host = NULL,
       port = NULL,
       use_ssl = NULL
@@ -44,7 +42,7 @@ test_that("utility functions for credentials work properly", {
   credentials_list_2 %>%
     names() %>%
     expect_equal(
-      c("version", "sender_name", "host", "port", "use_ssl", "user", "password")
+      c("version", "host", "port", "use_ssl", "user", "password")
     )
 
   # Expect that the `host`, `port`, and `use_ssl` elements
@@ -60,7 +58,6 @@ test_that("utility functions for credentials work properly", {
       provider = NULL,
       user = "testuser@example.com",
       password = "testpass",
-      sender_name = "testsender",
       host = NULL,
       port = NULL,
       use_ssl = NULL