Savvy Senior: Do I have to file income tax returns this year?

Dear Savvy Senior,

What is the IRS standard tax deduction for 2021? I didn't file a tax return last tax year (2020) because I lost my job and my income in March due to COVID. But I got a part-time job in 2021 and am wondering if I made enough money that requires me to file this year.

Part-Time Retiree

Dear Retiree,

Whether or not you are required to file a federal income tax return this year depen...