Enclosed porches and converted garages from prior owners done without required permits are common in my part of Florida, and I've been told that it's hit-and-miss as to whether it'll become an issue.

Situations where rent pays your mortgage and puts a bit into your pocket in those kind of neighborhoods are not common. 

To avoid, or at least be able to sue a scum buyer who goes around your offer after he/she learns of it, use a document common in corporate transactions.

Is it common to do this?

It is common for a related personal representative to claim 'full authority' because it was granted solely within the verbiage of the will, which could lead the under-informed to assume that no court order is required.

Is this a common thing?

On bigger projects its common to for us to bill once a month, that way it give our accounting department ample time to bill for multiple projects.

However, most buyers want to lock in the future purchase price upon inception of the lease option.During the term of the lease option, the buyer agrees to lease the property from the seller for a predetermined rental amount.The term of the lease option agreement is negotiable, but the common length is generally from one year to three years.The option money generally does not apply toward the down payment.A portion of the monthly rental payment typically applies toward the purchase price.Option money is rarely refundable.Nobody else can buy the property during the lease option period.The buyer generally cannot assign the lease option without seller approval.If the buyer does not exercise the lease option and purchase the property at the end of the lease option, the option expires.The buyer is not obligated to buy the property.Basics of lease purchaseBuyer pays the seller option money for the right to later purchase the property.

I would be happy to speak with you to answer any questions you may have.We also have a few things in common based on your list you made.

For example, are evictions more common in warmer/summer months than in winter months?