You might have noticed the Diamonds number under your name. These are credits awarded for taking part in the board, posting, starting threads etc. If you look in your Wallet section (top right, by your username), you will find you have several options. The Shop allows you to spend diamonds either on things for the board like new titles, or on some extras from Bookangel. If you go to the Book Promotion section you will find things like SideBar ads and Tweets available to buy with diamonds as a reward to active members. Fast Guide Click your Wallet link in top top right next to your username On the left hand side under Credits you will see How many you have Your Transaction history A Transfer button where you can transfer credits to other users. A Purchase link, where you can buy diamonds. We currently offer 5,000 for $5, as we're charging 5000 for a sidebar ad and it's 5,000 diamonds to get one. This rate may change. Below that under Shop you will see Products, which shows the catalogue of things you can purchase. Purchases, your purchase history Under Products you have Board Extras, which are titles and things, and Book Promotion which offers ways to promote a book through Bookangel. Products >> Book Promotion currently offers: 5,000 - Sidebar ad 5,000 - Sponsor slot reserve list: if a Sponsor fails to pay, a book from the reserve list is shown instead. (3 slots only) 100 - Tweet your book 80 - Plurk your book You can purchase one of these by clicking on it and agreeing to purchase. If you have enough diamonds, the payment will be deducted and you will get either the item immediately (Board extras) or an email off-board to your registered address, giving you details about what we need from you to provide your promotion. All the normal rules about book suitability and our right to refuse a title still apply. Members of the LoopCritic group have an extra option for their help with reviews. If you are in this group and need help, or see the extra option and wonder why, please drop me a message.