This is going to be a fast paced, informative 90 minute seminar on how to quickly and accurately analysis a property.   

Your marketing needs to find off-market deals, your analysis need to accurately determine ARV, your negotiating skills need to enable a contract at a well-below-market price, you need to be able to evaluate the property for for rehab costs accurately, and the easiest part is finding buyers. 

Rentrange.com tends to be more accurate but costs money.

The information you've been given so far is not quite all accurate.

Of course, a Realtor could come up with true comps for you that would be far more accurate.

Assume the provided facts are accurate, the fact that you have equity tells me that there's ways to fix this.

is this accurate for most of the properties that you have to wait 2 years to sell?

This is not always accurate but I use it as a great rule of thumb.

First, listing all my properties as line items with their value gives me a fairly accurate snapshot of the total of my holdings.

Also, it seems most private lenders get points is this accurate?