where can i sell my drone privately online,that is trustworthy for the seller and the buyer and that i get the most?.any suggestions,and can i sell my drone thru here?...i am selling a mavic 3 pro cine.any suggestions or recommendations are well appreciate it,thank you.

I've used Swappa several times and it worked out really well.  I've also bought 2 drones off Facebook Marketplace.  

https://swappa.com/drones

Any luck listing and selling it?

Facebook Marketplace. Meet in person at public location.