For example:General-Filters (furnace, air conditioning, oven exhaust, refrigerator, and water)-Stove burner when the “eye” needs simple replacement-Batteries and remotes that service the premises-Fan and light pull strings-Smoke and carbon alarms testing and batteries-Ensuring appliances are properly plugged in, hooked up, and used-Removing dirt, debris, and lint in and from connection pipes (e.g. clothes dryer)-Tighten loose screws on all home functions (e.g. doors, hinges, handles, socket -Balancing off-balance appliances-Cable, internet, and phone jacks-Fire extinguishers-Systems operation (e.g. security, irrigation, HVAC)HVAC-Monthly A/C filter and drain line maintenance Electrical-Reset “tripped” GFI breakers-Light bulbs (throughout and at the end of the tenancy)-Blown fuses-Reset breakers in the outside and inside breaker boxes-Socket and plug outlet coversPlumbing-Unclog drains or toilets-Caulking around tubs and showers as needed-Gas pilot lighting-Leaky faucets and shower heads-Toilet flappers, handles, seats and seat lids, tank lid, and flush kit-Sink and tub stoppers-If septic tank present, use RID-X as directed on consumer box-Proper cleaning of garbage disposal-Loose faucets and sprayer heads and hoses-Faucet filters (i.e. aerator)-Open exterior plumbing clean out when necessary (e.g. sewage backup)Exterior-Routine lawn (and pool) maintenance-Adjusting sprinkler heads as necessary-On the last month of tenancy, tenant must perform required lawn maintenance no sooner than 2 days prior to vacate dateThere’s a lot to consider as a landlord.

As for check out, let the guest check out whenever they normally would, but block the holiday off and tell the cleaners to clean it the next day.

The pool house is equipped with outlets for electrical appliances, a stove, a refrigerator, and has a bathroom with a shower.

You can ground a single outlet.

I'd prepare drawings showing dimensions, locate outlets for example electric, water, and gas) drawn in, etc. 

The other individual wants to continue leasing the space but wants to change business to a combo craft store and tanning bed salon and is requesting I add a 220 v outlet for a single tanning bed.

During this time, inspect any agreed repairs, inspect all appliances, check whether all doors and windows are secured, working properly, or to your satisfaction, belongings of the seller are completely removed, check for signs of mold, check electricity and outlets, and inspect the exterior & backyard.

Home Depot or some of the bargain outlets have tile for a pretty decent discount!  

If I sell for $250K, how does that get divvied up between profit and paying off the mortgage I took out? Let's

The drawback you have to fit "in the box"; 20% down +, excessive reserves requirement, specific restrictions on tradelines, assets guidelines, DTI under 43%, owner occupancy etc.. if you are open to ARMs you will have a bit more options..Also need to consider the type of property - if condo/condotel banks might not finance at all.. there are many factors to consider we do have some good outlets for jumbo, would be happy to review your scenario and give you a quote.