| Method | Description | Returns |
| Clear | Deletes all the messages from the Inbox and GSM modem which were previously retrieved using Refresh method | Inbox Clear result as Boolean |
| GetEnumerator | Implements System.Collections.IEnumerable.GetEnumerator that iterates the messages in Inbox using For..Next loop | System.Collections.IEnumerator |
| Message | Each item in Inbox collection object representing a incoming message. | mCore.Message Object |
| Refresh | Refreshes the content of Inbox collection by reading the messages from GSM Modem or Phone. Returns True if there as no error in reading messages. | Boolean |