I'm in a position in trying to justify the low offer due to the rehab because I want to produce a higher quality product with higher income level occupants which will justify higher rent and higher margins. 

It's not the best deal ever, but I had to start somewhere after 6 months learning the theory (a lot thanks to BiggerPockets's mantra of taking action and learning by doing).As a background, I'm Portuguese and am living and working in Ireland for the past 6 years.

In essence this makes every property that exists a positive cash flow investment and we can all stop wasting our time analysing properties if we place no value on our cash.To truly evaluate a income property potential if it can not produce positive cash flow with a hypothetical 100% financing it can and never will produce true positive cash flow. 

You refinance your existing property in order to 1) keep your existing property because of its post-refinance cash flow (this will only work if the property provides positive cash flow after paying the monthly mortgage on the refinance), and 2) cash out the equity to purchase another property. 

Landlords might also live paycheck to paycheck,, and that's not a good position to be in. 

Why Sellers and Buyers benefit Subject toSelling your House optionMany Sellers currently in a position where they have been trying to sell a home, but aren’t having the success they believed or were told they would have in today’s real estate market?

That combined with a strong positive cash flow potential and an economical growth rate that rivals other larger metropolitan cities is a huge plus. 

If he is disclosing the roof was bad - and you already knew that - your position does not change much.  

Is there some kind of break even on what number of units make a development cash flow positive or a good investment?  

What's the best plan of action to take to ensure that all goes smoothly?