Make a logo Making a logo, especially a nice eye catching logo will make even the worst 4 letter domains stand out. Making a logo gives the sense of your domain having a form of establishment. It makes it look more professional and more attractive. Give a idea If you give a idea what to do with the domain you might just make much more than you think. Imagine having a domain like vrbz.com, That is a pretty stupid name if you think about it. But giving it an idea like Very buzy dot come and Or just hint what they can use it for will make your domain sell for more.