show off!

Tweet

hi we have a small business here its a comuter shop a cafe we have this costumer. he was my brothers friend before he was very show off as if he was all that, god i really hate him! everytime i see him and when talks as if he was very good in computer but not as if hes that rich but not! he even owe us 10,000 pesos! i want to stay cool but i cant.. everytime i see him he's really getting into my nerves! what do you think should i do?