Check out Dmitry Argarkov who scanned a credit card agreement, edited it, and returned it with a 0% interest rate and no limit in the new terms. The bank signed and approved without reading and a judge held them to it.

Man who created own credit card sues bank for not sticking to terms

But he didn’t throw the contract away or shred it. Instead, the 42-year-old from Voronezh, Russia, scanned it into his computer, altered the terms and sent it back to Tinkoff Credit Systems.

Mr Argarkov’s version of the contract contained a 0pc interest rate, no fees and no credit limit. Every time the bank failed to comply with the rules, he would fine them 3m rubles (£58,716). If Tinkoff tried to cancel the contract, it would have to pay him 6m rubles.

Tinkoff apparently failed to read the amendments, signed the contract and sent Mr Argakov a credit card.

“The Bank confirmed its agreement to the client’s terms and sent him a credit card and a copy of the approved application form,” his lawyer Dmitry Mikhalevich told Kommersant… Continue Reading

Source: https://www.telegraph.co.uk/finance/personalfinance/borrowing/creditcards/10231556/Man-who-created-own-credit-card-sues-bank-for-not-sticking-to-terms.html