The standard deduction for a single filer is 12550 and for married filing jointly it is 25,100.
If you itemize the deduction it should exceed the standard deduction for you to use itemized deductions to reduce your taxable income and get more refund.
You can deduct business expenses related to your business and it can help you to reduce the net income and less taxes.
It is not true if you make under certain amount as a business owner, you should receive a refund.
The refund is dependent on your taxable income and the tax paid by you.
