How do I get rid of bull rush grass from my garden?

In amongst my lawn are sprouts of bull rush grass which I need to get rid of. Can anyone recommend the quickest, easiest and cheapest way please (UK)

What is a VPN?

VPN is (Virtual Private Network) were first used by companies to enable their employees to securely access internal systems such as email remotely (e.g. from home or while on business trips). Today they are increasingly being used for personal use by individuals to protect their privacy while online in public places (e.g. when using the wi-fi connection in a cafe) or in a country where the internet is censored / blocked (e.g. China, Saudi Arabia…).