if client doesnt have domain and a business email...for a2p verification process... what to do .? (in a2p registration usually we need to make the webiste a2p compliant so for that iam using ai studio in ghl to connect with theeir domain.. and also we need business email for otp that we receive in that process. so what do you do here? do you buy domain for themm ... or do every biz will have the domain and biz email )