They will have additional costs for mailing & online campaigns to get leads.

Feedback has not suggested property needs additional repairs/work, only that they are looking in a different area.

Duplex have different zoning that may permit additional units.

One can not emphasize enough how unfortunate the work product investors receive is due to huge inconsistencies and other very unprofessional basic typos and SEC rule violations that open up investors up to huge liabilities.

Patio door prices can depend on the Model of Patio door you are looking for, for a standard 60x80 in white it will cost $1900.00 colors can be added, and for a patio door 72x80 the cost will be $2100.00 Outswing for a 60x80 will cost $2600.00 installed, and for an outswing 72x80 it will cost $2700.00 installed outswing with Grills for a 60x80 costs $1860.00, and an outswing 72x80 will cost $2300.00 installed.You also add blinds to all sliding and outswing patio doors for an additional charge.

Buildium and Rentprep will also need the video tour, and the home office ownership or lease info if you want to be able to run credit/background checks directly without having the applicant submit and then approve you to receive the data.

Additionally, the Villages are close by and with an aging population it attracts a lot of healthcare field workers.Now, with a lot of rental properties you may run into slightly longer vacancy periods if you have a unit turn at the same time as others, but generally speaking renter demand is solid. 

Purchasing the LLC gives you ownership of the property, but it also opens you up to additional legal exposure since the entity has been active, and there is no way to really know for sure what else they used the LLC for.

My best understanding from talking to reps is they have one local employee (in addition to vendors like cleaners, landscapers...) per 10 listings/properties. 

Give her 30 days notice now, keep her security deposit, and send her a additional bill for damages to the unit in lieu of taking her to court for the damages.