.  not sure if supply was great and demand was low.

Just leave the extra supplies and linens in the owner's closet and I'll pick them up.You've been great to work with and I'm open to working together in the future, too. 

However it's also not their place to help you craft your offer.

With the large supply of new builds coming on the market at least in the near term, how would that impact the value of a new build I purchased now?

The only way for the equity and other asset classes to lose value rapidly is either the stop of liquidity (bank stop landing, people stop buying, or massive default) or all of sudden the money supply shrank due to governmental action like raise interest rate rapidly, etc.

If its a supply line, can do the same but shut off water first of course.    

Wrongful failure to supply heat, air conditioning, cooling, water, hot water or essential servicesAC is warranted.  

Make sure the attorney has history (ask them) with writing PSAs, not all do.You can get a standard PSA by fishing, but each situation is unique and 90% of the time the buyer crafts the PSA so you have the opportunity to protect your interests against "eventualities" that may occur.

At the end there will be less rentals, which in turn will make rents even higher (supply/demand out of balance).So if you hang in there and deal with it, it might actually reward the leftover landlords with higher rent at the end. 

My goal is to develop financial independence, pay for grad school, learn the craft and pass on the skills and knowledge to my future children, nieces and nephews.I would love to connect with other investors in the DC, Maryland and Virginia area!