UK election 2015: A guide for non-Brits

The terms "first past the post" and "hung parliament" might make sense to people who live in the United Kingdom - but what about to the rest of the world?

As the UK gets ready for next month's general election - and potentially a new prime minister - the process can often seem befuddling to outsiders.

The BBC's Rob Watson explains the basics.

Produced by David Botti