I think the best site around for comparing house values is Zillow.com. This site specializes in providing information on all types of houses and apartments, indeed any sort of property you can think of, and is well worth a look
One can find information about house values at a number of places online. However, the best place to search is the area interested on a site like Trulia to get an idea for surrounding values.
As we all know, house prices can change quite quickly. Probably one of the best websites you could look at would be Zillow.com who provide a large amount of information on house values applicable for all areas.
One can find information on insulation R values via Wikipedia where there have a definition and a list of the types available. One can also find information on The Home Depot website.
There many places where one can find information on US coin values. One can find this information from online websites such as Coin Study. One may also be able to get an idea on US coin values by viewing US coins on eBay.
A person can find construction information that may be required to complete an extension to a house at Citizens Information. Information for an extension to a house can also be found at House Extension Online.
History of Marlin by Brophy; Blue Book of Gun Values
One can find more information about house signs by going to the Remax website. The website has information about many aspects of real estate, including house signs.
One can find information about second hand car values on the Kelley Blue Book website. This is considered the official guide to car values by most people and businesses..
"House Plans and More" is one online resource to find information on modern house plans. Local contractors and construction companies are another good source for modern house plan information.
One can find information on car values across many websites. A good site to get valuations on almost any model of car is the website 'webuyanycar'. Nada Guides also offer information on car values.
You can find reliable motorcycle values on a website called motorcycle.com. Another place to find some information would be totalmotorcycle.com and batterystuff.com
You can find information on house rentals in Hawaii on the state of Hawaii's information about travel and tourism. You can also check out house swapping websites, or airbnb.com to find other great accommodations