Atif Afzal, a film composer and singer-songwriter, started investing in real estate in 2019 to create another revenue stream.Courtesy of Atif AfzalAtif Afzal is using the 1% rule of real estate to find profitable properties.He started investing in rentals in upstate New York in 2019 to create an additional revenue stream.As of April 2026, Afzal's investments generate about $5,300 in monthly cash flow.Before Atif Afzal buys an investment property…