diff --git a/docs/StringBuilder.md b/docs/StringBuilder.md
index ab87d97..339a6c8 100644
--- a/docs/StringBuilder.md
+++ b/docs/StringBuilder.md
@@ -9,4 +9,9 @@ The StringBuilder class implements both the `IConstrainedStringBuilder` and the
 | `Reset`    | [`IConstrainedStringBuilder`](IConstrainedStringBuilder.md) | Reset the current string to an empty string|
 | `Append`   | [`IStringBuilder`](IStringBuilder.md)          | Append the text to the current string and return it|
 | `Insert`   | [`IStringBuilder`](IStringBuilder.md)            | Insert the text at a specific location in the string and return it|
-| `ToString` | `STRING`                    | Return the current string|
+| `Remove`   | [`IStringBuilder`](IStringBuilder.md)            | Remove characters from the string and return it|
+| `Substring`| [`IStringBuilder`](IStringBuilder.md)            | Retrieve a specific part of the string and return it|
+| `StartOf`  | [`IStringBuilder`](IStringBuilder.md)            | Retrieve the start of a string and return it|
+| `EndOf`    | [`IStringBuilder`](IStringBuilder.md)            | Retrieve the end of a string and return it|
+| `Replace`  | [`IStringBuilder`](IStringBuilder.md)            | Replace characters in a string and return it|
+| `ToString` | `STRING`                    | Return the current string|
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