You could ask your friends if they have what your looking for or you could go to your local stores and check in them to see if they sell those products at a cheap price and at a good price.
Mini DVD player are made by many different manufacturers; therefore, one would have to decided which mini DVD player to purchase and then find a supplier. One could purchase a mini DVD player at any local retailer that sells electronics.
There are many places one might go to purchase a mini humidifier. In addition to an official brand website, one might also try purchasing from the Amazon website.
There are many places one might go to purchase a display case for a mini helmet. In addition to an official brand website, one might also try the Amazon website.
There are many places where one can purchase a mini guitar. One can purchase a mini guitar from popular on the web sources such as Mini Guitar USA and AXE Heaven.
Someone can purchase a Mini Cooper at a BMW dealer.
There are many places one might go to purchase a Ruger Mini 14. In addition to the official brand website, one might also try the local classified's section of the paper.
Yes
One can purchase Mini Mal Surfboards at several online retailers. Mini Mal Surfboards are available to purchase on eBay, King of Watersports, Amazon, or SurfboardsDirect.
As Sony, the brand responsible for the birth of the mini disc, has discontinued production of mini disc players, the most likely place to purchase one would be on Amazon or E-bay. This is not to say you might not find one or two by placing an advertisement on Craigslist, etcetera.
Toy mini choppers are available for purchase at Amazon, Walmart and Slide Share. Other places for purchase of toy mini choppers are Ebay, Shopzilla and Toys are Us.
There are many places where one can purchase a new Mini Cooper vehicle. One can purchase a new Mini Cooper at popular on the web sources such as Auto Trader and eBay Motors.
One can purchase American Girl mini dolls through retailers such as American Girl, Amazon and eBay. There are several different dolls to choose from so one should check every retailer for the best prices.