This is not because I am unwilling to purchase but because running my numbers show that I cannot forecast enough return compared to other investment options (taking into account the effort and risk). none of my under writing on RE depicts the return I desire which is the result of rates doubling and prices barely have fallen. 

In general if the addition places your footage or BR count in top 25% of area, you will not have comps that depict a decent return.  

Not bad.In reality, if the next 4 years is like the last 4 years it will do better than depicted above. 

In this example I will have the hands off garage conversion have a cost of $150K and a rent of $1.5K. it does not matter much the accuracy of these numbers to depict my point. 

East of Patterson park ave is where the John hopkins police zone end  so I would go to the Hopkins security website and check their zone, that is the best depiction of where u can buy in Middle East if you are willing to consider it. 

For instance, let's take a look at bathrooms: a strong set of architectural plans would depict the bathroom(s) and draw the elevations and ceiling.

How can you accurately depict a good deal from a bad one if you think new cabinets cost $500? 

They purchased it knowing it was zoned open space and at a price that depicted that it was zoned open space. 

It's good to see that you have the time to think and create a diagram that depicts your story.

My favorite indicator depicted that the housing market in the Bay Area overshot to the downside.