We don't allow any "deal-making" in the forums, which includes advertising your services or properties, looking for partners, etc.

Gross profit is interesting because it appears to just be the difference in his acquisition and sales price and fails to take into account the other obvious cost of running that business which includes, again according to him, the cost of over 26,000 letter print, mail, post, and the cost of the lists needed to create a mailer of that size. 

Typical utility bills (which we include) are $100-300/month.  

This is because the main house often includes value drivers that ADUs do not, such as larger living spaces and more comprehensive amenities.

Similarly, earnest money wasn’t included as part of the contract.The potential buyer’s suggestion to switch to his contract, which includes a fee to me, seems to be because he plans to sell the property to one of his investors.

My suggestion is to build a spreadsheet and include the net cash flow to you for every month of the deal, then use the IRR function to figure out your return. 

You need to include how much it would cost you to live somewhere else in your figures.

Rookie question here - when you are talking about multi-family, are you generally talking about larger commercial buildings or also including small (2-4) unit properties in this analysis? 

This ranking includes reviews, photo, click, retention, policy, occupancy, price….

Quote from @Efrain Flores: Quote from @Tim Delaney: Based on rent of $1500-1600 and mortgage payment of $1700-1800 which doesn’t even include maintenance, management or capex it doesn’t seem to make any sense to keep it as a rental.