Users must be assigned the appropriate permission sets to allow them to use various features of TXTinIT.
TXTinIT comes with the following 3 permission sets:
TXTinIT Admin - Intended for Administrator use only. Allows access to all features including configuration screens.
TXTinIT Bulk Sending - For users who require the ability to send bulk text messages
TXTinIT User - For users who require only the ability to send single messages from records.