Join/Renew To join MRBA, fill out the MRBA Membership Sign-up Form and mail it in with $10. Share this:Click to print (Opens in new window)Click to email this to a friend (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)MoreClick to share on LinkedIn (Opens in new window)Click to share on Reddit (Opens in new window)