The campaign group Best for Britain has launched its guide to how to vote to have the best chance of ousting the Tories. We look at what tactical voting involves and what the group is recommending
UK elections: what is tactical voting and how does it work?
![UK elections: what is tactical voting and how does it work?](https://i.guim.co.uk/img/media/3413f833d4dfee0a3f0b1f575d81504848e8dd94/0_407_8192_4915/master/8192.jpg?width=140&quality=85&auto=format&fit=max&s=a36de4f7b200ca60e49ebe3c10f9f99f)