Join the NRA first as it is the biggest with the most political power. Next Join GOA, then JFPO, next NAGGA. 2nd amendment at this point is what separates us from every other country. Join as many 2A groups as you can afford, using a different email for each. Set your notifications e-mail/digital only to save them money. The cause is what is important. This strategy will amplify your voice by as many groups as you can join. Try to only join groups that have one issue, the second amendment. This strategy good for all the causes you care about.