Indianapolis - many of the areas that are undergoing gentrification right now have duplexes.  

Are locations like Los Banos, Fresno, or perhaps Modesto currently undergoing growth?

I would tell them that the property has to undergo extensive repairs which would be unsafe to occupants.

This could include neighborhoods undergoing revitalization, new businesses moving into the area, or planned developments that could increase property values and rental demand.I started purchasing a small multifamily in Columbus, Ohio 2 years ago.

However, if the daughter is moving in with them, she should fill out an application, and undergo application screening, especially if she is over the age of 18.

However, I have heard that the downtown area has been undergoing redevelopment for a while with a lot of new loft developments.

This could include neighborhoods undergoing revitalization, new businesses moving into the area, or planned developments that could lead to an increase in property values and rental demand.I have personally been investing in small multifamily properties in Columbus for the past 2 years and have found that the cost of entry is low while the cash flow is high.

Baltimore as a whole has been undergoing some great improvements and that trend seems to be continuing from your article. 

Can actually mention in listings that home is properly permitted and undergoes regular inspections to insure guest safety.

My mobile home park has been undergoing some major renovations as well, such as freshly paved roads, updated septic system, fencing the property, and security cameras, on top of typical rehabs of each unit.