No response from Gameflip - 3 weeks+

I bought a Windows Office Key for my father, which did not work. I contacted the seller and he said to contact Gameflip. However, with multiple emails, Gameflip has not responded and it has been over 3 weeks. What’s the next step?

Wait, dont send tickets again and again it will make your ticket down in list

Hey @krazykellerxkid, can you please send me a PM weith the ticket number so I can check it for you?

Thanks!