A-F
A Abstain from your favourite food or drink for a week, or your favourite TV show for 3 months #NoSpoilersPlease
B Bake Off. Who doesn't love one.
C Celebrating a birthday, anniversary or wedding? Why not ask for donations instead of presents?
D Double up. Get a loved one to donate to run, cycle, or walk a mile with you during your training.
E Eating contest. Who can be the fastest to eat 100 hotdogs?
F Finishing time. Get your friends or colleagues to donate and guess your finish time - maybe the closest could win a sweet treat?