[header] How to add curb appeal to your house [title] Install a new mailbox. [step] One of the cheapest and most overlooked ways to boost the curb appeal of a property is by adding a new mailbox. When trying to find your open house, the prospective buyers will be searching for the your house number. 
Most of the time, they will find it by seeing it posted on the mailbox. [substeps] If your mailbox is rusty and falling apart, and has old, unreadable numbers, they might be immediately turned off.