Other shared expenses could include insurance, snow plowing/landscaping and trash removal. 

I think you should be OK on the mortgage insurance given you have 20% down.

The items in blue are calculated based on the other data.I took some sorta educated guesses for things like yearly increases in taxes, rent, expenses, insurance, and appreciation.

For example, tenant behavior causes an insurance claim, and that claim leads to higher insurance premiums.

Call your attorney and have them start procedings.Regarding the other tenant, you may have to release him from his obligation on the lease if he is providing reasonable proof (restraining order, police report, etc) of a risk of harm or danger. 

As mentioned, an LLP is usually for a professional services company and in Florida, an LLP is required to carry insurance. 

The seller will not cancel the reservations and ask the guests to re-book as she feels a personal obligation to those who have booked with her.

My thoughts: make sure its OK with zoning/HOA, ask your insurance company about liability and any sort of requirements for insurance the tenant would have to have.

I'm looking for a new insurance company in Houston TX - any recommendations?

We have 25 units spread over 19 properties... which means we have 19 property tax payments, 19 loan payments (per month), 19 insurance premiums, etc.