ignore their bullshit and go about your business
That works up till storm ninjas from out of state or the feebs come to collect you, or seize your bank accounts, etc - legal or not. Like the pastor in Indiana who builds licensed Batmobiles who got raided by a California sheriff and arrested, because sheriff's buddy threw a tantrum because he got bumped to the bottom of the list after missing a payment on his vehicle to be built.