im getting this too, and i signed up for last 2 challange and completed them, im a Gold member
Anybody remember what are the tiers? there are the ones i've got in 2 accounts :
15 June : Top up $300, 10 transactions, Spend $250, 7500 points
02 July: Top up $300, 10 transactions, Spend $250, 7500 points
29 Jun: Top up $800, 15 transactions, Spend $750, 15000 points
15 July: Top up $600, 15 transactions, Spend $500, 7500 points
15 July: Top up $1100, 20 transactions, Spend $1000, 12000 points
Confirm cannot spend $1000 this month.... if i never use will they reset me to a better tier next month ?