Question

What is the best way to fix the improper shift in mood in the following sentence?

Pick up the cakes, and then you should call me when you get home

Please pick up the cakes, and then you should call me when you get home.
Pick up the cakes, and then call me when you get home
Pick up the cakes, and then you should call me when you get home?
You should pick up the cakes, and will you call me when you get home

Answer 1

The tone abruptly changes from commanding to suggesting. Thus, the best fix for this is:

Pick up the cakes, and then call me when you get home.