Welcome to Smogon! Take a moment to read the Introduction to Smogon for a run-down on everything Smogon, and make sure you take some time to read the global rules.
OK, well I am not good at team building, but I can explain most of the rest
Are you going to use wifi or showdown (the online emulator)?
PS - I am a 46 year old father of two. it is good to see people out of teens