I vote for replacing the windows now rather than later.

I have had some clients say great things about Smart Property Systems.  

And 36 Other Key Financial Measures 2nd Editionhttp://www.amazon.com/Every-Estate-Investor-Financ...Landlording on Auto-Pilot: A Simple, No-Brainer System for Higher Profits and Fewer Headaches Paperback – July 28, 2006http://www.amazon.com/Landlording-Auto-Pilot-No-Br...Stay away from Rich Dad hype books, but it's worth reading them to understand your competition's mentality. 

But we have proven systems and procedures that delivers a great customer experience for our clients across all of our locations.We always give out a copy of our owners agreement so the client can review in detail.

I don't have a system and I'm planning on setting it up. 

Anyway, I am a us veteran how hard would it be for me to obtain a federal loan to buy a fixer property and a credit check is not as critical to rehab a property vs the banking system?

I would be at the mercy of the sellers lawyer and the slow court system.

Submit a 25% lower than list price offer and the system will counter you with the lowest acceptable net to HUD offer.+ Check CraigsList for motivated sellers that don't realize what their home is worth because they are to cheap to hire a professional, or are so motivated that they don't care that you are getting a deal.

I also found many articles about landlords shooting or stabbing tenants.The valuable lesson learned on BP today is to use the legal system and don't try to collect rent in person.

For basement units (I'm assuming that one of the units is in the basement) I'd want to carefully look to see what the water issues are down there: is there a french drain or other system?