Possibly, if you are in a very expensive market, you might be able to add value to a property with a window AC, but in most markets, window units are going to cap your rent growth potential.

Your Passive Allowed/Activity Losses (PAL) will be reconciled on f8582 and brought onto SchE if allowed.Again for rentals, its basically your Rents - expenses - depreciation.Does that help?

In fact Real Estate is one of the only investments where buying more expensive property is a safer and smarter play. 

.- Document everything (receipts for taxes, all the work that you did yourself via photos and video, and your expenses in an excel sheet to make sure you're on track.

(It's more expensive) Or just ask them to get something close to they style and send me a picture before replacing. 

I would also note that you should assess your savings, income stability, and ability to manage expenses as that plays a factor.

Once the home is under the LLC Ownership, am I able to deduct expenses/mortgage interest payments from my own personal W2? 

If it is in an area with a bunch of expensive permits and replacement costs, no way I'd pass on inspection.Clint

and are they expensive? 

Based on the feedback from a high net worth client in the RE industry (you'd know his name if I mentioned it):  Very expensive, nothing he hadn't heard elsewhere in re tax planning, much more interested in up-sells.