I would love to learn where you do all of your analysis online, and what tools/sites you find to be most accurate and helpful in your due diligence - especially with estimating rehab costs. 

$350,000 deal, just hit the market, place has some value add that could raise rent. Current rent would be about $2500 a month for 4 bedroom.. I’m a first time investor in something like this. Is this a good deal? The ...

Taking care of these legal/accounting issues (seek advice from a professional) will automatically answer your question on how to keep track of your arrangements.With the example provided, whether you have separate LLC's or separate standalone partnerships will need some detailed investigation/analysis. 

I am doing lots of analysis but being able to see a "before" on your deal would be great. 

@Joseph Cameron  One option would be to put your proforma numbers together and apply a discounted cash flow analysis to back into a value. 

CCIM is one of the best commercial real estate training when it comes to analysis.

Nothing better than a good excel analysis and projection. 

Actually, analysis is an science. 

Books are great resources, I read and continue to read a ton. that being said there are some things you will need to learn that you will not find in text. 

After leaving two voice mails and a text, it finally came out that she had a cloud over the title.