A simple "thank you for the offer" can go a long way. We've compiled a definitive guide, made up of all of the key, important questions to ask, in order to cover an all-encompassing range of integral bases.After careful consideration, I am pleased to accept your offer. Just rely to the email. It's a legal concept that offers should be extended, and then accepted. What you should get though is some form of written evidence that the offer and acceptance had occurred as it would be difficult just to rely on verbal evidence.