SMS Pollcy
SMS Terms of Service
Legal business name and types of messages users will get must be clearly stated
Include opt-out information (e.g. "Reply HELP for help, or STOP to opt-out")
Include a disclosure about message rates (e.g. "Message and data rates may apply")
Include the frequency of messages (i.e. can be a number of messages or "Message frequency varies")
Include a carrier disclaimer (e,g, "Carriers are not liable for delayed or undelivered messages")
Thoughtfully crafted to elevate what matters most.