I have now put a plastic cover on it to stop it from getting wet but those lights need air circulation.

How about a plastic tackle box? 

Is it OK to say the funds are for just spending/trips/cosmetic surgery etc?

Most are value engineered to hit a price point with cheaper plastic parts, valves, cartridges.

I plan not to buy a single thing, other than groceries and health related products (I'm getting surgery on aforementioned foot) for this week. 

I really think you may want to take another look at Cleveland and reconsider, we are an amazing space:Did you know:CLE - home to the 2016 Republican National ConventionCLE - Superman was created hereCLE - Cleveland Clinic #1 Heart Surgery Center in the WorldCLE - Over a dizen Fortune 500 CompaniesCLE - Second largest theatre district in the CountryCLE - Epicenter for BioMed Research & DevelopmentCLE - A great place for the WHOLE family/CLE - A great place for investing come check out the beautiful things CLE has.

They also spent their own money on plastic, tape, and paper to cover.

Is there any type of plastic or shield I can install under the new pergo floors and carpet that will lock the un-reomved smell in? 

If the pipes are galvanized and subsequently rusted or deteriorated then you can either tunnel under the house (stupid and unsafe if not done correctly) or hammer the slab and replace it with plastic. 

The family was in the house in full body plastic suits and respirators.