yes. we offer mobile to mobile text to all cingular customers. Please never say "IN"

yes unlimited mobiel to mobile texting 5.00 bucks more a month on top of existing package but it Unlimited M2M Messaging does NOT include:

M2M Messages to non-AT&T wireless customers

Messages sent to other carriers will draw from the customer's messaging plan allowance

Instant Messages (messages sent via services such as AOL and Yahoo! IM)

E-Mail and Web Messages

Alerts, Voting (i.e.: American Idol), Premium Short Code Messages, etc

Messages sent to or received while off the AT&T network


just to let yas know

Yes. 5$ added on to a current text package will get you unlimited M2M texting/picture/video messaging.