For anyone trying to get the cheapest internet available, there are tons of options available. Some providers offer completely free service. But the trade-off is permanent pop ups along the bottom of your desktop, or other advertiser gimmicks that may inhibit your Internet experience.
But if you are living in the U.K. and want broadband service at its very cheapest, there are a few companies you should consider first.

Getting broadband services getting easy, but research still required.

To find the best broadband provider for you takes some effort.
Like anything in life, doing the research is critical to getting the best product at the best price. And this holds true for shopping for broadband services as well. To find the best broadband provider for you you must know your needs first. Someone can tell you how great a service is for them, but if it's too much or too little for you, you could be wasting the two most valuable human resources - time and money.

Ka Band VSAT* satellite internet technology has enormous possibilities for telecommuters, rural locations and eventually for Motor Home users around the U.S. - if it works! Ka Band satellite internet is an all new approach to sending and receiving internet traffic from space (satellites used for internet are at least 23,000 miles from Earth). *Very small aperture terminal.
The key improvements in Ka band technology from the "blanket" approach used up to now are:

Defining broadband can get complicated
There are many different takes on how to actually define the word: broadband. The first and most obvious way to define it is a transmission medium that allows for multiple pathways and types of data, far exceeding simple voice communication devices. Simply, put it is the ability to access a variety of data through one connection at a reasonable speed.

Every Internet provider today wants to make it sound like you are getting something for nothing. There are even some providers who will offer free access if you are willing to surf the Internet with numerous pop-ups from their advertisers. But the top 3 U.K. broadband providers have made their presence known by simply giving customers what they want - quality service at an affordable price.

Wanadoo 17.99 pounds 1 mbps service getting good reviews.
Want a smoking deal on broadband service? The real deal in smoking deals may have finally arrived. Wanadoo Broadband, one of the top three broadband providers in the U.K., has recently released a 17.99 pounds 1mbps service for those who are trying out broadband service for the first time.

Dial up ISP service is the cheapest choice of any of the ISPs and may be a good option for that family on a tight budget. The software upgrades have definitely increased the speed of dial up ISPs, but their speed is still slower than some other options. Dial up ISP service can be purchased from several different companies including Earthlink, AOL, Juno, and others.

Are you a dial-up user looking for a faster connection,but don't like Broadband prices? If so, you should take a look at a new service called OnSpeed, which has received rave reviews in Internet technology publications.
What OnSpeed does is to re-route web pages and email viaits own servers, compressing the data on the fly prior to sending it onwards to your PC. A small program then decompresses the data, so that you can view it in the normal way via your browser or email client.

One of the most controversial topics surrounding web hosting is the practice of overselling bandwidth, and rightfully so. The practice of overselling has enormous potential for disaster - ask any webmaster who has ever woken up to a cold, unforgiving "Bandwidth Exceeded" message where his or her site should be. The risk of such outages is all too real, and the cleanup effort for network bandwidth outages is a long and arduous process.