Available placeholders

When writing emails in the plugin settings page, placeholder are available to make them more dynamics :

Those are available in the first email (when someone refer a friend)

{{sponsor}} (First Name Last Name)
{{sponsorfirstname}} (First Name)
{{friend}} (First Name Last Name)
{{friendfirstname}} (First Name)
{{coupon}}  (coupon code)
{{amount}} (amount or discount %, you should manually add % or currency)
{{sitename}} (your website / shop name)
{{message}} (the message)
{{homeurl}} (your website / shop homepage)
{{email}}  (email)
{{validity}} (validity of the coupon)

Those are available in the second email (when someone earn a reward)

{{sponsor}} (First Name / Last Name)
{{friend}} (Friend Last Name / Friend First Name)
{{friendfirstname}} (Friend first name)
{{sponsorfirstname}} (Sponsor First Name)
{{coupon}} (coupon code)
{{amount}} (amount or discount %, you should manually add % or currency) 
{{sitename}} (your website / shop homepage)
{{message}} (your message)
{{homeurl}} (your website / shop homepage)
{{email}} (email)
{{validity}} (validity of the coupon)