24-year-old earns $5,450/month in passive income from a car wash she bought for $0 down: 'I only work on it 20 minutes a day'

After dropping out of college to get her real estate license, 24-year-old Hannah Ingram bought a car wash business for $0 down. Now it brings in $5,450 a month and essentially runs itself. Here's how she got started.