Once you added items in the cart add group members (friends, colegues, family, relatives etc.) that you want to invite for a shared purchase.
You can invite members by just typing their email address or using Facebook or Gmail acoount.

You can set everyone pays equal amount or set diferent percentage or amounts per person. Use to equalize amounts if you got stucked. Once created, every member will receive an email invitation that explains your intentions and instructions for paying their parts.

You will be notified when group member pays their part and you can watch the entire progress.

Charge will ocure when the last member checks out. By that moment the amount is just authorised for charge. After that your order is complete and it will be shipped to stated address.