Many sites are broad-based, with members coming from a variety of backgrounds looking for different types of relationships.
Other sites are more specific, based on the type of members, interests, location, or relationship desired.
German railway giant Deutsche Bahn has already been busy buying up a number of UK train operators and has now set its sight on taking on the airlines and arch rival Eurostar to win passenger services between the UK and the Continent.
Most sites allow members to upload photos of themselves and browse the photos of others.
Sites may offer additional services, such as webcasts, online chat, telephone chat (VOIP), and message boards.
"The best way to find your perfect match is to meet love halfway." - Author unknown.
ONLINE DATING or Internet dating is a dating system which allows individuals, couples and groups to make contact and communicate with each other over the Internet, usually with the objective of developing a personal romantic or sexual relationship.
Cross-Channel train services are currently operated by Eurostar, which is majority-owned by French state-owned SNCF.
Eurotunnel gets a fee for each train passing through the tunnel linking Dover to Calais.
The announcement comes as ministers are embroiled in a ‘jobs for British workers’ row after confirming that Germany’s Siemens had won a controversial £1.6bn contract to build trains for the Thameslink line.
Not everything over there is fully functional yet, and the internal links still point to this blog, and will for the indefinite future.
Announcing the new deal, Eurotunnel said: ‘After three years of detailed study, the Intergovernmental Commission has granted Deutsche Bahn an operating certificate to run passenger services through the Channel Tunnel.’It said: ’We believe that this long awaited decision will considerably enhance exchanges between the United Kingdom and northern Europe (Germany, Holland) and will over time add between 3 and 4 million new passengers per year to the 10 million already using the existing high speed passenger services.’A Eurotunnel spokesman said: ‘This new chapter requires no additional investment as adjustments to the timetable and modifications to the paths through the Tunnel will suffice to accommodate the new traffic.’The German 'Inter City Express' train bearing the initial letters 'ICE' adorned as a red, white and blue Union Flag, aims to replace passenger jets as the main transport to Germany's financial capital and the Rhineland.