you go to the wireless club in any Pokemon center( make sure you have a wireless adapter)
You can trade from Pokemon Ruby to another Pokemon Ruby using a link cable.
You'll need Pokemon ruby. If you mean ruby to sapphire, then you'll need both games, two gba's, and a link cable.
No
conect the game boy link cable with ruby an leafgreen
You can't.
Oten baho bilat
Use a GBA link cable.
Yes, you can.
you cant. you MUST have an adapter
no, you must use a gameboy link cable
you need a link cable EDIT:and two gameboys.
If you trade Pokemon between leafgreen and ruby ruby will have your leafgreen Pokemon and leafgreen will have the ruby Pokemon both in the party they will not be sent to the PC unless you personally walk to the PC and do so.