She can't reply to all because Badger will see it, so she has to manually edit the recipient list on the private email and create yet another copy of the message.
The second time, if the recipient should reply, two parameters are sent: to and unid.
如果需要接收方答复，那么第二次使用该表单时将发送两个参数to和unid。
3
When the recipient redeems the gift notice at any Social Vending System machine, he or she can reply with a thank you or pay it forward by gifting a drink to someone else.