War Mongers show as Tier 5 on the main page pic, but it is Tier 4

We reached the $10k mark at the charity but no new games. Scam?

What reward REFER A FRIEND has? Hi! How REFER A FRIEND work exactly? What are the rewards? How much ARP do it gain? I read the page, but it is still a little bit foggy for me. Thanks for your answers