Hands down the hardest work in strawberries is removing the mulch after the season is over.  It's hard, dirty and the plastic seems to rip all the time. 

The removal machine manufactured by CropCare described in the following article takes care of this though and furthermore claims to cut the labor costs involved in this process in half.

http://www.pbzinc.com/pdf/fgn-lifter-wrapper-article.pdf