trading

So my mavic 3 requires drone id which I find to be a complete violation of privacy My questions are 1. What drones fall under the 256 gram limit? 2. Why didn't the mavic mini 3 pro use snap on blades? 3. Is there anyone in Louisiana that knows a place to go physically trade in a drone for...

I have a DJI Phantom 4 for trade for a DJI Mavic pro. I would need the mavic pro to have at least 2 batteries,carrying case, controller, gimbal cover, extra props, charging cable, and a multi charger (Depends on trade), If not a multi charger then the regular cable. My drone is like new and I...