Make sure Head Office has linked a FoodCycle address to your gmail account.
Open your gmail account, and do what the pictures say:
Once you have done this,
You should receive an email asking for confirmation quite quickly. If you don't this means either you made a typo, or head office made a typo. Do the first steps again, and when you're sure you didn't make any mistakes, double check your email address with Head Office.
Here's what the confirmation email should look like: