I provide lists with estimated numbers broken down and mostly take all of the analysis out of it for you.

The greater the number of units the greater the rentFHA 203K- Definitely get qualified for this loan to include financing of the repairs.Analysis- Do you analysis of potential cash flow before making an offer.  

What information do I need to do a proper analysis? 

Generate your own numbers for your own proforma - based on your own market analysis and your own wisdom and experience. 

Purchase Price 180, 4 family built in early 1900'sRoof, heating, electric all updated in last 5 years, replacement windows and vinyl sidingOff street parking, dead end street c+ b- area30/yr mtg 4.65% about 6k in clos...

Should the cap rate be a part of my analysis and if so, how is the best way to think about it in my market in metro-St.

So try learning a little about rehab or analysis first so you have a better idea.

If not you can end up in analysis paralysis. 

. :) I'm not a realtor so o can't get the rental analysis numbers, or what rents are really going for and I'm not able to get other information on properties that would otherwise be pulled by the agent.

there some great tools under the "Learn" tab up top including deal analysis tools. http://www.biggerpockets.com/renewsblog/2010/06/30...See you around,Jeff