All high street DIY and home ware stores have online shops and many large supermarkets also have home sections on their websites. You could try B&Q.com, they have a very good selection.
Most hardwood flooring stores sell "T" shaped molding that installs between the last board and the tiles. This spans the gap between the two different flooring types. Works best when the tile and the hardwood is at the same height. If the hardwood is much higher there is reducers as well. Check sites like www.lumberliquidators.com they sell all mentioned molding in various wood species to match your flooring.
Most likely yes, buyers prefer hardwood over carpet.
Oak is still the best seller in the US but the darker woods are the fastest growing segement. barzilian cherry, Sepele & a ton of other exotics are very popular and many are darker tones.
There are a number of online retailers and specialty stores that sell hardwood table clocks. Sites such as Light In The Box, Marks and Spence and Better Living Through Design all stock and sell hardwood table clocks.
Bissell and Dirt Devil have long been the leaders in hardwood floor vacuums, but other companies exist as well, such as Nutone, Broad and Power Edge. Eureka ond Oreck also sell them.
You can find hardwood flooring in stores such as Home Depot or Loews. You can also shop online at a variety of merchants who sell hardwood flooring. Shopping online will allow you to narrow your search by type, price and location.
Well If you can find someone who'd sell it cheap, probably 25$-50$ per square foot.
The products that Contractors Direct sells is roofing, siding, hardwood floors, carpet, and many other household ammenities. This company has good reviews.
Go bank.
I would recommend looking towards the nation-wide chain of stores that sell hardwood flooring. Those would be like Lumber Liquidators (www.lumberliquidators.com/), Home Depot (www.homedepot.com) or local hardware stores. You can call around first to see what they have to offer first to help narrow down your search.
Flawless Flooring in Milwaukee can give you an estimate on discount cork floors, and you can contact them at 414-607-0740.