There's too much time for negotiation, and too many opportunities for "but you said you were going to fix that" conversations.To make matters worse, most homebuyers can't visualize the finished product.

DIY website builders like Wix and Squarespace can create simple, nice visual websites.

That being said, it does not mean you will be unable to obtain land parcel data for your area of interest.Assuming you can get the data, my understanding is that GEP allows the visualization of a .shp file and some limited querying of its database.  

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Another idea is a floating staircase, possibly even one that runs perpendicular to the long wall, so that the full width of each space can be used, while maintaining the visual openness and picking up the space under the stairs...

I'd be looking for an ugly corner lot or high visibility lot where you can make an exterior  visual impact to the neighborhood, a block where you can target getting multiple properties to have more influence on a black rather than a neighborhood, and/or a property with something unique to set it apart (garage, extra bathroom, bedroom, etc) and attract a better tenant who will improve the neighborhood.  

Second is use the BP calculator tools so it lays out a nice easy to read and visualize understanding of the deal 

They may not be as visually attractive (which was initially difficult for me as a designer) but the cash flow is better, which looks pretty good in the spreadsheet!

When you acquire a property, a little due diligence and visual inspection will reveal an estimated "remaining" life for each element.

Also, there are no other visual distractions nearby.