Legit work from home jobs do exist but you must be careful in choosing the online work from home company as some are scams.
You shouldn't have to pay a fee to start working from home and if you do then it's usually a red flag that the work from home company might be a scam.
Some work from home jobs you make money by typing or writing content for other people.
You can make a nice living writing at home in your pajamas without leaving your home you just have to find the right company to work for.