The rates we have tossed around with the seller were 10% down @ 4.5% rate scheduled as a 30/5 balloon.I did a quick search about seller financing on BP before I approached the owner with a financing offer and it really does seem that the sky is the limit in terms of how the seller is compensated for carrying the loan.  

All brands have the same parts in them, as long as somebody competent installs them, they are all the same in terms of reliability.  

In terms of cost, just remember you can set up your equity filter (all filters) before buying the list.

I am looking elsewhere for providers in Chicago because even though the materials that Mack Investments have (brochures, website, pro-forma) look nice, I haven't gotten the right responses in terms of customer service, particularly on the property management side of things.

There's obviously very low inventory in terms of foreclosure/short sales.

Also in terms of financing an income producing property where I plan to use it as a primary residence, who do I want to borrow money from?

You will actually get a mailbox full of letters from people wanting to buy your note and mortgage after it records btw (if that is your plan be sure and find out what they want in terms of forms, buyer data, etc). 

I'm no developer, tradesman or contractor......In fact for a property manager, I really hate most handy things......When I do my move-out inspections...I really just go down the list...tap on that item with a pencil and concerned look on my face....then move to the next one.....Any tips on actual things to look out for in terms of maintenance and possible damage?

. - Mainly in terms of out of towners.  

I think you have to look at it in terms of opportunity cost...where are you currently living?