London Marathon

Lorry Pull

Line-dancing

Leaving ‘do’

London to Paris Cycle

Lent - Give something up for Lent and ask people to sponsor you to take on the challenge

Local races and marathons - take advantage of any local races that are established in your area. Book a place and ask friends for sponsorship.

Lotteries - could work particularly well in large offices. Make it a monthly event perhaps on pay day. It's important that you adhere to the government's regulations.

Loud tie day - get your company to sponsor it.