Decorate is an act of furnishing the interior or exterior of the house with furniture or other decorations to enhance the appearance of the space. This engages people to use the place as well as creates an attractive and functional environment for any purposes. Decorating act can be done by putting in ornaments or making changes in the indoor and outdoor furniture regardings its colors, types, materials, fabrics, styles, position, etc. This is also an act of modifying the structure of the house such as repositioning doors, windows, or extending rooms, and so on.

Interior or exterior designers are the ones who will plan and execute the decorative projects, but sometimes homeowners can decorate the houses by themselves with their own aesthetic.