I do not have any used trailers, however your local newspaper have some enclosed trailers in that you are looking for at 2000 and up. I would also check with Craigslist classified ads to see if anyone is privately selling the trailers.
You can buy cargo trailers from dealerships, ranch warehouses, and specialty stores. You can try WSS Trailers, Colony Cargo, and Trailer Shopper. Used Vending sells used cargo trailers.
If you are looking for stores that have used cargo trailers for sale, take a look at Tucker's Trailers and RVs. They have a good and decent selection of cargo trailers that you can buy.
The website TruckPaper offers trailers just as well as used trailers. Similare offers of trailers are available on the website trucksales. Here you can choose between dealer new, dealer used and private used trailers.
Cattle trailers are used to securely store and transport cattle by ranchers. These trailers can range in size from accomodating one or two cows to several dozen. The trailers are attached to an SUV or truck to pull them.
Livestock trailers usually have holes in the sides and are used to haul livestock. Stock trailers are typically enclosed completely.
The best website for used concession trailers is probably eBay. There are almost always many concession trailers for sale there at great prices.
There are several companies that sell used concessions trailers. Some used equipment stores also sell used concession trailers. Recently I have found several used concession trailers for sale on either ebay.com or craigslist.com. These sources are likely your best bet as it is difficult to find dealers of used concession trailers online.
Searching the net for new vehicle trailers there are several websites offering either new trailers, second hand trailers or both new and used trailer sails. Trucker to Trucker offer both new and used vehicle trailers for sale.
Movie trailers are used to tell you what the movie that will come up will be about, and it may be used to make you think the movie is cool or exiting.
You can check you local newspaper to see if anyone is sealing or even giving away a used concession trailers. Search Craigslist for used concession trailers there are tons of sites that sale used goods.
There are many places where one could find used enclosed trailers. Some of the best places to find used enclosed trailers would be places like Auto Trader and eBay.
Prices of livestock trailers can range from $500 to $1000 (used). Gooseneck trailers can be attached if more items are needed to be moved.