If they don't see your item, they won't bid on it. Get as much information as possible in the title field and be precise. Include a date or a decade if you have one for the item. Capital letters may help get buyers' attention, and as always, check your spelling. Get all the keywords in the description that you can.
Many buyers use the search feature that checks both item title and description.
Include any information you have on the item, including any flaws the item might have. Include measurements, dates, copyrights, all the details you can find out about the item. Reasonably price it. Do research on the item. Look for similar items and check out their prices.