This package will enable you to setup SMS2LIST by Keyword; or route SMS2Email by Keyword. You pay only for the PSTN number you purchase. Each number is bundled with 750 SMS messages. This is ideal for businesses that want to send coupons or alerts to LIST subscribers. If you have a call center that enables inbound email to agents, use this to enable text messages to be sent into your call center as email! Each Keyword can point to a different email address or list. In this way a single PSTN number can host multiple accounts! You can add SMS messages at any time!