Assuming there is no C or S corp election in effect for the LLC, then real estate held in the LLC can receive a step up in basis just as real estate held outright can.

If you have an installment sale, report the sale under the installment method unless you elect out.

When elections come around too, people get more worried and take their money off the table till the following year, this is a time to jump into the market and negotiate harder on deals too!  

Hopefully, STR market will get better after the elections. 

This list uses an average yield percentage formula to elect the winners.

This might offer more security but also could complicate tax reporting.Taxation of Y as an S Corp:If Y is profitable, electing S Corp status could reduce self-employment taxes, but it also comes with more stringent IRS rules.

There are 3 safe harbors available to you-De Minimis Safe Harbor ElectionSafe Harbor Election for Small Taxpayers (sounds a bit condescending)Safe Harbor for Routine MaintenanceCheck these out...Frankly given the amount, and what you are doing (low materiality to the plumbing system unit of property), I would expense it.

They aren’t - they are a cost you incur and how you elect to determine what to charge the guest is a separate thing.

This includes rental income, which is typically taxed at a flat rate of 30% unless you elect to treat the income as "effectively connected" to a U.S. trade or business, which allows for graduated tax rates and deductions. 

You can always elect to choose a per fee vendor, who simply charges a set known fee regardless of time.