diff --git a/src/Humanizer/HeadingExtensions.cs b/src/Humanizer/HeadingExtensions.cs
index 2bb524874..a897427e7 100644
--- a/src/Humanizer/HeadingExtensions.cs
+++ b/src/Humanizer/HeadingExtensions.cs
@@ -36,6 +36,7 @@ public static class HeadingExtensions
         /// This representation has a maximum deviation of 11.25 degrees.
         /// </summary>
         /// <returns>A textual representation of the heading</returns>
+        /// <param name="heading">The heading value</param>
         /// <param name="culture">The culture to return the textual representation in</param>
         /// <param name="style">Whether to return a short result or not. <see cref="HeadingStyle"/></param>
         public static string ToHeading(this double heading, HeadingStyle style = HeadingStyle.Abbreviated, CultureInfo culture = null)
diff --git a/src/Humanizer/InflectorExtensions.cs b/src/Humanizer/InflectorExtensions.cs
index 4e0e554ca..42bb8cb5d 100644
--- a/src/Humanizer/InflectorExtensions.cs
+++ b/src/Humanizer/InflectorExtensions.cs
@@ -68,7 +68,6 @@ public static string Titleize(this string input)
         /// By default, pascalize converts strings to UpperCamelCase also removing underscores
         /// </summary>
         /// <param name="input"></param>
-        /// <param name="removeWhiteSpace">"This has a space" -> "ThisHasASpace" if true</param>
         /// <returns></returns>
         public static string Pascalize(this string input)
         {   
@@ -79,7 +78,6 @@ public static string Pascalize(this string input)
         /// Same as Pascalize except that the first character is lower case
         /// </summary>
         /// <param name="input"></param>
-        /// <param name="removeWhiteSpace">"This has a space" -> "thisHasASpace" if true</param>
         /// <returns></returns>
         public static string Camelize(this string input)
         {
diff --git a/src/Humanizer/TimeSpanHumanizeExtensions.cs b/src/Humanizer/TimeSpanHumanizeExtensions.cs
index f02e2b4f5..7ab751898 100644
--- a/src/Humanizer/TimeSpanHumanizeExtensions.cs
+++ b/src/Humanizer/TimeSpanHumanizeExtensions.cs
@@ -26,6 +26,7 @@ public static class TimeSpanHumanizeExtensions
         /// <param name="maxUnit">The maximum unit of time to output. The default value is <see cref="TimeUnit.Week"/>. The time units <see cref="TimeUnit.Month"/> and <see cref="TimeUnit.Year"/> will give approximations for time spans bigger 30 days by calculating with 365.2425 days a year and 30.4369 days a month.</param>
         /// <param name="minUnit">The minimum unit of time to output.</param>
         /// <param name="collectionSeparator">The separator to use when combining humanized time parts. If null, the default collection formatter for the current culture is used.</param>
+        /// <param name="toWords">Uses words instead of numbers if true. E.g. one day.</param>
         /// <returns></returns>
         public static string Humanize(this TimeSpan timeSpan, int precision = 1, CultureInfo culture = null, TimeUnit maxUnit = TimeUnit.Week, TimeUnit minUnit = TimeUnit.Millisecond, string collectionSeparator = ", ", bool toWords = false)
         {
@@ -42,6 +43,7 @@ public static string Humanize(this TimeSpan timeSpan, int precision = 1, Culture
         /// <param name="maxUnit">The maximum unit of time to output. The default value is <see cref="TimeUnit.Week"/>. The time units <see cref="TimeUnit.Month"/> and <see cref="TimeUnit.Year"/> will give approximations for time spans bigger than 30 days by calculating with 365.2425 days a year and 30.4369 days a month.</param>
         /// <param name="minUnit">The minimum unit of time to output.</param>
         /// <param name="collectionSeparator">The separator to use when combining humanized time parts. If null, the default collection formatter for the current culture is used.</param>
+        /// <param name="toWords">Uses words instead of numbers if true. E.g. one day.</param>
         /// <returns></returns>
         public static string Humanize(this TimeSpan timeSpan, int precision, bool countEmptyUnits, CultureInfo culture = null, TimeUnit maxUnit = TimeUnit.Week, TimeUnit minUnit = TimeUnit.Millisecond, string collectionSeparator = ", ", bool toWords = false)
         {
diff --git a/src/Humanizer/ToQuantityExtensions.cs b/src/Humanizer/ToQuantityExtensions.cs
index ac40dbfba..58c90d0a2 100644
--- a/src/Humanizer/ToQuantityExtensions.cs
+++ b/src/Humanizer/ToQuantityExtensions.cs
@@ -145,7 +145,16 @@ public static string ToQuantity(this string input, double quantity, string forma
             return string.Format(formatProvider, "{0} {1}", quantity.ToString(format, formatProvider), transformedInput);
 
         }
-        
+
+        /// <summary>
+        /// Prefixes the provided word with the number and accordingly pluralizes or singularizes the word
+        /// </summary>
+        /// <param name="input">The word to be prefixed</param>
+        /// <param name="quantity">The quantity of the word</param>
+        /// <example>
+        /// "request".ToQuantity(0.2) => "0.2 requests"
+        /// </example>
+        /// <returns></returns>
         public static string ToQuantity(this string input, double quantity)
         {
             return ToQuantity(input, quantity, null, null);