accessories - as per Cycleops post and then...lights, tights, knickers, shorts, base layers, short sleeve jerseys, long sleeve jerseys, lightweight rain coat, overshoes for your new shoes to protect your new socks, socks - summer/early winter/winter, mitts, gloves, buff, glasses, garmin or other such computer, turbo or rollers for when the weather gets the better of you and of course when you're done with all that, you'll be wanting to add to the number of bikes you own, another bike...