I have my winter studs on wheels so I can swap myself.   

Not if you drop and swap them successfully 

Removing the panel face plate and swapping out a breaker is routine...

The big advantage I see for quickset smart key is no need to have and pay for all the swap cylinders.  

You can also swap out your address numbers or door handles for newer, more attractive replacements.If applicable, make sure the pathway from the curb to your porch is clean and safe to walk on.

Sure they take batteries, but it should be months not weeks like someone else mentioned before you need to swap out the batteriesLike @Michael Baum I too use the Emerson Sensi thermostat which lets you have wifi control over your thermostat.  

  :) Yep ... you enjoy the tax free income and 1031 exchange until your kids inherit with stepped up basis ... swap till you drop :) 

We’ve always done a blend of some hands-on (I paint, hubby swaps out light switches and fixtures), and we hire out almost everything else. 

.- Swap out shower valve - Install trim for shower and vanity faucet including p trap and full plumbing connections for function shower, toilet, and vanity faucet system- Reset toilet or install new toilet, caulk baseTile / Flooring - Provide new cement board with waterproofing - Install tile (provide exact spec, and designate wall and floor tile specs)- Install 12" x 12" niche in shower on adjacent wall to shower head, center on wall- Install new floor tile, (provide grout color spec for shower and floor)Mechanical - Swap out grille on existing exhaust fan Electrical- Provide GFCI outlet next to vanity - Install new vanity light fixture - Provide can light fixture over shower area- Install trim for switches, covers, etc.

Got a great deal on furniture from a local hotel that was swapping out all of their beds and desks.