Platform (Browser -Chrome, Firefox etc / Mini client) :Chrome
Server number :s589
Character name :⛅Tail⛅

UID (Facebook account - you can find your UID on the bottom of the Facebook page, Oasis account - go to your profile page and click on your avatar) :
Description of the problem you are experiencing : So apparently, i've been completing all plot instances with all three stars checked but i don't receive coupons. May i know a way to fix this problem if possible?
Screenshot of the error page :
Operating system : Macbook OS X El Captain
Screen resolution : 1920 x 1080
Your computer time zone and your country : United States Pacific time (PT)
Are you using VPN ? : No