the thing with the tax man is, he expects you to try and rip him off, just dont do it stupid, dont claim to be making 200 a week with a brand new van on drive and 10 grand ionics system sat in, living like a king, as he will rip you apart to try and find something, he can only go off the info you give him, if you ge ta lot of cash, dont put it in the bank, only put some some got this down in a diary, so your accounts are easy to do