Original sentence: New types of property portals based in the United Kingdom have started to encourage UK and worldwide estate agents to collaborate by showing all their properties, thus allowing site visitors to see a vast array of UK and overseas properties all on one website
Edited sentence: Another very good source on the Web for UK and Overseas Property Sales is a company called Property Link Direct Ltd, [This website is a new type of Property Portal based in the United Kingdom that has started to encourage UK and Worldwide Estate Agents to collaborate with all their properties, therefore allowing site visitors to see a vast array of UK and Overseas Properties all on one website.It is new system and looks like it will be a major force in the Real Estate Buisness over the next few years.The system will shortly allow Private Property Owners the opportunity to list their own properties on the site and allowing the details to be shown on hundreds of Agents sites worldwide