This is a video of how a reputable developer handover a property to their purchasers. Very detailed, courteous and thoughtful. Hopefully more developer take pride in their development by doing this.
Check out this videos and pictures attached here. Basically, these paints by Nippon turns a boring plain wall into a feature wall that looks like wallpaper and it definitely increase the perceived value of the property and it helps to make your property stand out among other competition. To save cost, there are lots of videos on how to do-it-yourself.