The truth is a topic for debate

The truth is a topic for debate
TIP
When they brought me the account, I paid with my credit card, they brought me a little machine for me to choose the option of 18, 20 or 25 percent of the total. I also had a .the other option. That is to say another amount. I put that option, leave 50 dollars and the girl with a tremendous attitude or in bad shape came to claim me and I told myself then do not put the option to choose the tip