Citigroup, the nations fourth-largest bank, announced in March that it would prohibit the use of its financial services for people under age 21 who tried to buy guns. It would also require that all sales had to go through universal background checks.
Bank of America, the nations second-largest bank, announced on Bloomberg TV in April that it would no longer finance the operations for companies that made the most commonly owned semi-automatic rifles. Of course, this means that Bank of America will still be providing financial services to other gun makers.
In February, First National Bank, the nations largest privately owned bank, stopped issuing credit cards with the NRA logo as a result of a coordinated campaign by gun control groups.
Android Pay and Google Wallet, PayPal, Square, Stripe and Apple Pay have stopped firearm sales using their services.
I do not do any business with any of the fascist organizations shown above. What will be interesting is whether more business will be given to banks or other organizations that are not enemies of the Second Amendment.
All should be sued following the logic of public accommodation.