In Texas there are bylaws that do restrict the numbers of unrelated adults that may occupy a single dwelling (6) per City Code as well as no more than 3 times the number of adult tenants per bedroom per Texas Property Code.  

If it is in a park, find out if there are restrictions on rentals. 

Make sure there is no restriction on the number of rentals.  

Like Taylor said you want to make sure to get a copy of the HOA guidelines and make sure to clarify the rental restrictions.

However that comes with a large price tag when you factor in HOA fees, slower appreciation and all of the rules and restrictions that HOAs usually impose.

You may want to check with your local zoning department to see what the restrictions are for those lots (if any).

The survey and map may not address whether improvements on the Property are in compliance with State and/orCounty requirements, subdivision covenants, conditions, and restrictions, and/or condominium property regime requirements.O-1 Termination Due to Default.

So if the evictions times were long due to certain state or market restrictions, perhaps invest out of state or change the approach. 

The Austin Land Use Code restricts the number of unrelated residents who can occupy a dwelling together.

You can certainly 1031 from residential to commercial if you conform to time constraints imposed, such as 6 months to identify the replacement.