diff --git a/errors.go b/errors.go
index <HASH>..<HASH> 100644
--- a/errors.go
+++ b/errors.go
@@ -1,5 +1,6 @@
 package tags
 
+// Errors is the type we expect to contain the errors in the model we're representing with forms.
 type Errors interface {
 	Get(key string) []string
 }
diff --git a/form/text_area_tag_test.go b/form/text_area_tag_test.go
index <HASH>..<HASH> 100644
--- a/form/text_area_tag_test.go
+++ b/form/text_area_tag_test.go
@@ -54,6 +54,7 @@ func (ns nullString) Value() (driver.Value, error) {
 	return ns.String, nil
 }
 
+// NewNullString ...
 func NewNullString(data string) nullString {
 	return nullString{
 		String: data,
Adding comment on the Errors type