we purchase the mobile phones from various website i.e filipcart.co., or green dust .com
The best way to find the cheapest 4G phones, is to search carriers and retailers website, so you may compare phones and options. Consumer reviews are often a good way to help determine which phone will be best suited to your needs.
Ebay or Amazon.
You buy it at this website Kungfu4less.com 
Amazon is a good website to look for cheaper or discount cell phones. There is a separate section that is called Amazon Wireless. You could also try to get a cheap phone with a contract at a store.
The cheapest ones I've ever seen are 50 dollars. There could be a possibility that they will have flower covers but I usually just buy them at the mall.
One could purchase Motorola mobile phones for use in Canada from Best Buy. One could also purchase direct from the Canadian Motorola website and they have warranties.
Places like Amazon and Nextag will sell corded phones for quite cheap. You could also check out Wal-Mart. Corded wall phones are getting pretty cheap as it is though.
The cheapest laptop I could find from the Best Buy website costs $329.99. You might have to pay a little extra for an extended warranty.
Yes, amazon sells t-mobile phones. The amazon website also sells accessories you can buy with your phone; if you decide to buy a phone from the amazon website.
foot locker from 34th street
cheapest to buy brand new? cheapest to buy used?to buy used cheapest to own? cheapest to fix? cheapest to drive? cheapest for WHAT?to buy used
There are a variety of places that one could purchase nTelos phones. nTelos is a wireless carrier, and they offer a wide selection of phones for purchase on their official website. They also have several storefronts where one can sample various phones before making a decision.