What is a quick and easy way to make some cash? I need about 400 dollars by the end of next month.?

I dont have a job right now because it is off-season in the christmas tree buisness being its after christmas. Trimming doesnt start until spring. Im looking for a job to do until spring. But i need a way to make 400 dollars by the end of January. Any suggestions?

Sell plasma, pawn shop. friends and family, used electronics on craigslist....