You need a Pennsylvania POA, not VIrginia... so ask the title company handling this for assistance — they’ll have a PA attorney prepare the right doc and they need to approve it anyway if they are insuring the deal. 

Any breed of dog can be allowed IF the tenant gets a rider on their renter's policy covering any "insurance classified dangerous breed". 

Also keep an eye out for evidence of any lease violation.... unauthorized occupants, unauthorized animals, tampered smoke alarms, damages, etc.In addition to checking all of the smoke alarm devices, plumbing fixtures, electrical fixtures, appliances, and operation of doors and windows, ask the tenant if there's anything that's not working or needs attention.

Also, flood insurance is a must given Houston's weather patterns lately (even though the "Heights" are so named because they are above the flood plain).

I get MINIMAL insurance. 

Dad restructured her loan to help, but we've discovered she can't afford homeowner's insurance. 

also what kind of insurance I should need for the real estate involvement LLC ?

Planning on doing a massive plumbing, electrical, and remodeling job for a 2 story mixed use building my family owns.

Suddenly, my Insurance company (who already binded my policy on closing) is starting to at concerned and is asking A LOT of question such as who will manage the property?

If you finance the property you must purchase flood insurance, rarely or not doesn't matter if it's in the zone.