Powder coating is a process whereby a special paint is added to metal objects and adheres through a heated process. As it bonds to the metal, it creates a nearly permanent coat (nearly permanent because it will eventually wear off in spots). If you bought a home that has a very old set of porch railings, and those porch railings have powder coating that is now beginning to wear off, you may want to remove the powder coating and redo the railings.
If you know that you want to sell your home in the near future, you should start planning right away. Deep cleaning your home will make it look appealing to potential buyers, but house cleaners only provide cleaning services for the inside of your home. However, your home's exterior also plays a huge role in the impression you are able to make with those looking to buy a home.
Getting pressure washing services from a company like Strictly Residential Professional Painting Services will help you prepare your home for selling.