“You should be reporting all of your tips to the government for tax purposes. But, in reality, most servers only claim a small portion of them.
If this describes you, then you’re going to have a tough time providing adequate proof of income, as you can’t prove you made tips you haven’t claimed.
If you want to get a car, you might want to consider declaring your tips as taxable income. Or, you can save up and pay cash for a vehicle.”