My Father and I just picked up the sport and we love it! Where would you direct a father and son to learn about this sport?

For example, where should we go to learn about techniques?

What other brands are there besides Innova?

What should exercises should we do to stretch before playing to prevent sore arms like we had after playing 18 for the first time?

Is there a dictionary for all of the lingo and abbreviations used?

If I think of anymore questions I will edit the post and put those questions underneath this sentence.