This post is not about earning extra money on the side. Rather, this is about earning regular money, as your main activity, during your retirement. Of course not every elderly can perform every one of these jobs. Some of the jobs require a certain fitness level. But, there are some ideas here which almost any retiree or senior person can perform while not being at their best fitness level.
Nobody wants to work in their retirement. But, circumstances, family needs, health and marital issues, recession, or bad investment decisions may force us to work even in our retirement. Today 50% of Americans do not have enough retirement savings. So guess what, 50% of Americans work in their old age.