There are many opportunities available to you and perhaps you should consider a variety of options.

There are some sophisticated GIS maps out there that have a variety of layers showing infrastructure details, many of which are free to the public.If you tell me the county in which your park is located, I can do some research and see if I can find what you’re looking for.  

There appears to be a huge variety in models and price points so wondering which is a good deal:https://tinyurl.com/yag9rcfz

Knowing I will be reviewed by my guests, I also take extra care to make sure the property is well maintained, including annual flowers as needed, mowing, paint, power washing, etc.  

I can show you a variety of properties including a commercial building that features the height of 1980 architecture and a vacation rental tri plex.

Brian basically answered how I would have regardless of your strategy and market becasue the fact is, granite these days is so cost effective, it makes sense to put it in all units, both flips and rentals.In your lower income rentals, your tenants will damage and destroy countertops that are of the cheaper variety and as such, you will be replacing them more often.

There could be a variety of reasons why they are responding slowly, but the reason doesn't matter.

They have a variety of info, mostly from assessor records, and maps. 

It also helps to build up a variety team players for your future endeavors.

I would expect my listing agent to provide flowers and some paintings at no additional cost.