With the average American spending a little under one-third of every weekday working, according to the Bureau of Labor Statistics, it can be difficult for many people to supplement their incomes. For some, finding a second income stream could mean seeking a part-time job or taking on side hustles in order to help pay the rent or bills.

This is not the only option.

Passive income streams allow people to earn a second income without having to add more hours to their busy days. This type of income can be earned by working Americans, retirees, or even those between jobs. This video shows four ways to build passive income.