"Your listing will be posted on eBay and can be viewed in My eBay. Your listing may not be immediately searchable by keyword or category for several hours (or up to 24 hours in some circumstances), so eBay can't guarantee exact listing durations. Where your listing appears in search and browse results may be based on certain factors including listing format, title, bidding activity, end time, keywords, price and shipping cost, feedback, and detailed seller ratings. You can read more about where your listings appear in search and browse results in eBay'"
Do you think what you are experiencing, has something to do with this disclaimer? (I imagine it shows up everytime you list an item).
That said , it's not because it is a free listing. Over all, ebay wants to make money, and if the listing is free, well, that doesn't make them money-- they would get the money when the item sells.
And it is known that if you go above and b