diff --git a/client_119.go b/client_119.go
index 24a0118..093967e 100644
--- a/client_119.go
+++ b/client_119.go
@@ -10,9 +10,22 @@ package mail
 import "errors"
 
 // Send attempts to send one or more Msg using the Client connection to the SMTP server.
-// If the Client has no active connection to the server, Send will fail with an error. For each of the
-// provided Msg it will associate a SendError to the Msg in case there of a transmission or delivery
-// error.
+// If the Client has no active connection to the server, Send will fail with an error. For each
+// of the provided Msg, it will associate a SendError with the Msg in case of a transmission
+// or delivery error.
+//
+// This method first checks for an active connection to the SMTP server. If the connection is
+// not valid, it returns a SendError. It then iterates over the provided messages, attempting
+// to send each one. If an error occurs during sending, the method records the error and
+// associates it with the corresponding Msg. If multiple errors are encountered, it aggregates
+// them into a single SendError to be returned.
+//
+// Parameters:
+//   - messages: A variadic list of pointers to Msg objects to be sent.
+//
+// Returns:
+//   - An error that represents the sending result, which may include multiple SendErrors if
+//     any occurred; otherwise, returns nil.
 func (c *Client) Send(messages ...*Msg) error {
 	if err := c.checkConn(); err != nil {
 		return &SendError{Reason: ErrConnCheck, errlist: []error{err}, isTemp: isTempError(err)}
diff --git a/client_120.go b/client_120.go
index c6049eb..012a4f7 100644
--- a/client_120.go
+++ b/client_120.go
@@ -12,9 +12,20 @@ import (
 )
 
 // Send attempts to send one or more Msg using the Client connection to the SMTP server.
-// If the Client has no active connection to the server, Send will fail with an error. For each of the
-// provided Msg it will associate a SendError to the Msg in case there of a transmission or delivery
-// error.
+// If the Client has no active connection to the server, Send will fail with an error. For each
+// of the provided Msg, it will associate a SendError with the Msg in case of a transmission
+// or delivery error.
+//
+// This method first checks for an active connection to the SMTP server. If the connection is
+// not valid, it returns an error wrapped in a SendError. It then iterates over the provided
+// messages, attempting to send each one. If an error occurs during sending, the method records
+// the error and associates it with the corresponding Msg.
+//
+// Parameters:
+//   - messages: A variadic list of pointers to Msg objects to be sent.
+//
+// Returns:
+//   - An error that aggregates any SendErrors encountered during the sending process; otherwise, returns nil.
 func (c *Client) Send(messages ...*Msg) (returnErr error) {
 	if err := c.checkConn(); err != nil {
 		returnErr = &SendError{Reason: ErrConnCheck, errlist: []error{err}, isTemp: isTempError(err)}