A tax credit is an amount of money that you can subtract, dollar for dollar, from the income taxes you owe. Find out if tax credits can save you money.| Investopedia
The standard deduction is a portion of income that is not subject to tax and can be used to reduce a tax bill instead of itemizing deductions.| Investopedia
A charitable donation is a gift of cash or property to a nonprofit organization. In the U.S., donations up to 60% of the donor's AGI are tax-deductible.| Investopedia