Elroy Rocket is entering his senior year as an accounting major and has a number of options for his summer break. his options for the 3 month break follow:

1. work full time at a local accounting firm making $3,250 per month.

2. take a summer class which will cost $800 and work half time making $1,100 per month.

3. take a class at a cost of $800 and not work at all during the summer.

Elroys incremental profit or loss if he chooses option 2 over option 1 would be?