It is a bit difficult to find laptops under $200, but you can often find the smaller netbooks for this price. Netbooks are lightweight and easy to transport. You might be able to find them online on ebay or Craigslist, but you have to be careful that you're making the purchase from a reputable seller.
The pc magazine offers complete reviews of laptops available for under $500 dollars. Also Cnet has a great list of reviews for laptops available that sell between $500 and $600 dollars.
As far as "best" major stores I can't tell you because, it's a matter of opinion. However, I can suggest a few websites that do sell laptops for the price range that are well known companies. Just a few are Acer, Dell, and Apple.
The Dell mini laptops (or Dell Inspiron Netbooks) can be purchased online on Dell's official site as well as Amazon. They can also be found in most electronic stores such as Best-Buy.
Ultra portable laptops can be bought from any store that sells different laptops. Some of the companies that sell ultra portable laptops include Lenovo, Dell, Acer, and HP.
There are many great laptops that are available for under $2000. HP, Dell and Toshiba sell fantastic laptops, and most of them are around $400 - $600.
"No, John Lewis laptops are not sold at Walmart, from the research I have done. What I have found out though is that Walmart does sell a variety of laptops from Dell, HP, and other well known companies."
Unlike desktops, laptops do not contain interchangeable components. One may not even be able to access its video card and replace it himself. One could always go to his laptop's technical support like a Dell support site.
Amazon and eBay sell reasonably priced LCD screens for phones, laptops and television sets. There are other companies that specialize in each of those applications that may offer lower prices.
I saw some really cool under cabinet lighting at the home show. Do you know the names of some of the companies that sell under cabinet lighting?
The websites that sell discounted laptops online are CheapLaptops and ElectronicsForLess. I am not sure if they are reliable but they offer good deals on used and discounted laptops.
No where their not making money if they sell it that price
Yes, Argos sells laptops and also computers