If you've seen ads online about {working from home|working from your home|working at home}, earning {passive income|residual income}, or {making money|earning money|making profits|creating wealth} {while you|as you|when you|whilst you} sleep, {you may be|you might be|you could be|you may well be} wondering "{What is|What exactly is|Precisely what is|Exactly what is} {Passive Income|Residual Income}?" {Simply put|To put it simply|In other words|Basically}, {passive income|residual income} is investing {a little bit of|a small amount of|some|a bit of} {time and energy|time and effort|energy and time} {up front|in advance|at the start|in the beginning} {and then|and after that|then|after which} continuing {to earn money|to generate money|to make money} {off of|from|away from|off from} that effort for {months or years|years} {to come|in the future|ahead|into the future}. {There are|You will find|You can find|There are actually} on and offline {methods to|techniques to|ways to|solutions to} earn {this type of|this kind of|this sort of|this particular} income, {but it|however it|nevertheless it|but it really} can require {less of|a smaller amount of} an upfront investment {to get started|to start|to get going|to begin} with {an online business|an internet business}.