I don't think there is one preferred answer to your question, many agents like working with buyers but obviously if offered a listing will take it. It is often taught that if you have listings you will gain more clients as you hold open houses and have members of the public contact you because of marketing, signs and advertising of your listing leading to buyer clients.
I like working with both buyers and sellers, however I prefer listings because if marketed correctly most homes will sell. Marketing includes setting a price as well as advertising, holding open houses, distributing information on the home over the internet etc. You need all that to reach the fun part negotiation over price and terms.... more