You need a Chipolo Account.
Find »Get a Free Chipolo« button inside your Chipolo App (mobile or web) and tap it.
You will find a unique link for sharing with your friends via email or social media.
When three (3) of your friends buy a Chipolo via your shared link, you get a FREE Chipolo!
After the third purchase, you'll receive a promo code to get a FREE Chipolo.
Every time your friend makes a purchase, using the link you shared, you get notification email.
You can also check your progress in GFC Program at any time in your Chipolo App. Just chose »Get a free Chipolo« button in your Account settings and see your progress at the bottom of the page.