collected and what you are going to use it for. Where will the info be stored, for how long will you keep it, and what security measures do you have in place to protect it? What will happen in the unlikely event that a client’s info gets stolen? Another thing to consider: only collect the info you as an SMS Gateway provider really need.
If you are unsure about the legality and ethics of your conduct at any time or stage, you can turn to WASPA for guidance.