Originally Posted by Roadster4Us

It really depends on how formal you want it to be. You have groups like MAZOC that are very informal to the Z Car Association of Richmond which is very formal. It also depends if you want to become part of a formal organization like ZCCA.

I'd suggest starting out as an informal group, much like MAZOC and see how it goes. You can always build up if you want. This way if things don't take off you won't have invested a lot of time and effort for nothing.

My opinions on your questions are below.