SO what was the minimum amount we have to spend in order to receive the card because many people are confused about this? 10 - 14 days is the very short deal in order to receive the card and my question is whether they are shipping to worldwide?
Follow the link. There you will find an answer to your questions.
https://nagacoin.zendesk.com/hc/en-us/categories/360000021814-NAGA-Card