Help needed to know about Amazon Pay GV from Amex rewards multiplier

[butterfly]

Friends, I have Amex Platinum Travel card and Gold charge card. Both these cards have one supplementary card.

if buying Amazon Pay GV from Amex rewards multiplier site still worth, it would be a great help any experts here help me in understanding few doubts below ..

1. if I purchase Amazon Pay GV from Amex rewards multiplier , is it still worth ?
2. How much Amazon Pay GV can I purchase per month ? I heard someone said only 10K /month.
3. Can I use two different mobile numbers to buy 20K ( 10 K each from from primary and supplementary cards ) ?
4. From 2 primary ( Gold charge card, platinum travel card ) and 2 supplementary cards, is it possible to buy in total 40K Amazon Pay GV ?

Thanks in advance ,,🙏

 

[drsel]

1. yes, buy 1000 x 6 using Gold charge card to get 600+10001600 points.
2. I managed to buy much more (not with Amex) but it varies from one person to another.
3. You can try
4. You can try