Never heard of him, must be some newbie punk." 

An architect is perfectly suited for this With knowledge of construction processes and sequencing, aesthetic sensibility, construction contacts, project management, and budgeting skills.  

Should I bother increasing the aesthetic value (landscaping, newer homes, etc) to make it feel/look more like a Mobile Home Community?

Mostly owner occupant neighborhoods (for both aesthetics and resale)  ( to that point in SFH sometimes rental units are obvious, however with the condo taking care of exterior maintenance, it mutes the negative effect of poorly maintained rental units.)

I'm sure if the aesthetic design demand changed, they would change with it.

If she really wants to punk the LL then call the fire department and Xcel about the gas leak.

I am repositioning an 8- Unit Apartment  (Photos Here )  In my analysis i knew that the property was being under rented & with capital & aesthetic improvements i could drastically raise the rents.  

I will do shingles if steel does not look  right aesthetically.

Usually they were installed for aesthetics. 

If anything people are more about the aesthetic and how clean a place is.