Paragraph 1, since it says "I can't believe this storm" and "we're stuck on the couch!" Which indicates that setting that the whole story is in, not including where they actually go.
Counterintuitively it is often times just as bad. The flavoring used in many e-cigs, specifically propylene glycol. These chemicals illicit specific body responses that are associated with causing cancer and other critical ailments. Vapor of any kind is not good or helpful to the lungs, damage is prone with or without the presence of nicotine in the vapor. Nicotine is actually one of the least harmful ingredients of a cigarette or e-cig besides it's addictive qualities.
If you’re asking for the correct form of the word, the answer is plays.
Answer:
While we are gone, please walk the dog.
Please walk the dog, while we are gone.