P2P (Person-to-Person) messaging refers to conversational text messages exchanged between individual users, as opposed to automated business communications (A2P).
P2P Characteristics
Why P2P Matters for Businesses
Carriers distinguish between P2P and A2P traffic. Sending A2P messages over channels designated for P2P:
The Gray Area
Some business communications blur the line:
Even these "conversational" business messages should use registered A2P channels to ensure deliverability and compliance.