Single Mother - Looking for cash jobs

Single mother of three children. I do work full-time just need to dig a bit deeper to make ends meet. Looking for cash jobs and willing to do just about anything. Included but not limited to: -House sitting -dog walking & pet sitting, -babysitting -cleaning -Helping pack up home for moving -grocery shopping -will take your bottles if your needing someone to donate them too -Flyer delivery will do anything have helped friends with move outs and house sitting. I am also looking for a cheap or free insurable car for my son. He is 17 and this would help him with getting to work for the 2 jobs he has (while attending school fulltime).