The rules that govern money do not really make provisions for "free money" as you must give value in exchange for money but here are a free suggestions; you could search for MICROJOBS. There are hundreds of jobs on these websites that pay for services that include; filling out e-forms, viewing videos and so on whilst getting paid for these services. You could also try out affiliate marketing. In this case you must put in the work for awhile before you can slow down and watch the money come in.