The ticket limit is strict. Any attempt to exceed the posted ticket limit per customer or household, or to game the system in any way, will result in cancellation of orders without notice. There is a transfer delay for all tickets prior to the show.
Underage persons can only attend age-limited events at First Avenue, 7th St Entry, Fine Line, or Palace Theatre if they are accompanied by their own parent, or legal guardian in possession of proof of guardianship. See more on First Avenue's FAQ page regarding age restriction rules: https://first-avenue.com/about/faq/#restrictions