Below is a sample SMS/text message received after SMS/text message notification option is enabled.

Sender: (858) 224-9462 , (678) 223-3140
Messages:
MY EVENT 2015: You're 10% of the way to your participant goals!
MY EVENT 2015: Registration is now open!

Note: More messages will be received - these are just a few examples
Note: Messages are sent using ACTIVE Messaging Service - multiple/rotating phone numbers are used

 
(858)224-9462, 858-224-9462, 8582249462, (678)223-3140, 678-223-3140, 6782233140