Restricting the hiring of a company to some geographic part of the world or a country means, not everyone is attracted to your job offers. Visa, relocation or losing touch to family and friends are problems your potential employees are facing when switching their job.
You, as an employee are restricted to only some jobs around your living area when searching for a regular job. Working remote means, work in an envoironment that fits your needs. Find some of these job offers from countries around the world here.