How to prepare and sell your camera gear ...

DZVONKO PETROVSKI, LIGHT STALKING:

"Some photographers sadly suffer from a mild hoarding syndrome. In other words, they get overly sentimental about their gear. At the other end of the spectrum, there are also photographers who try to upgrade their gear as soon as possible. No matter which group you would classify yourself in, you would be wise to sell gear that is no longer in use as quickly as possible. The longer you wait to sell it, the more value is lost."

Read more, here.