Register an account with Apercoin. You only need email and username. It will take just 30 seconds.
Go to the wallet page and send money to the address at 'Receive Bitcoins' section using your prefered method.
Go to the deals page, select 'Sell Bitcoins' option, type in your desired currency and amount. Press "Get Deals" button.
From the list of deals choose one from a vendor with a good reputation, suitable payment method and best rate. Press 'Sell' button to see all details about the deal.
At the deal's page read vendor's terms carefully and proceed if you accept them. Type in your desired amount in the form and press 'Sell Bitcoins' button to start a trade.
Once buyer will pay you will receive SMS, email and website notification. Verify payment and press 'Release Bitcoins' button. Never release bitcoins before you have received payment!