Buyers will look for an international listing service to find property for sale and rent overseas in countries of interest. Internationally there is no one single system, but there are many leading websites that allow realtors, brokers, estate agents and owners who prefer to sell by owner to list property for sale and rent for a fee.
If potential buyers or renters look through conventional mls listing options, of which there are many, the focus on what is shown tends to be towards the national or regional market place, rather than the international property market place. Users of websites like mls sites may find it hard to find dedicated international sales and or rental opportunities.
As regards the seller or rental owner the international listing systems offer a range of options which can be advantageous to owners in particular, who may see their property for sale appealing to the international market place rather than the national one. They offer property search facilities and usually the ability for anyone to list a property or piece of real estate, whether owner or agent.