If I use US based dropshippers and sell to US residents but I am not a US citizen and based outside the US, am I required to pay sales taxes?
Questions related to sales tax are tricky and depend on individual situation, and when possible, should be discussed with a licensed accountant.
I’d like to point you to a question answered by my colleague Robert regarding how nexus is created and defined that may help as well, which you can view by clicking here.
(a) You made a typo in the card number, CCV code, expiration date, name or address;
(b) Your card balance is too low;
(c) Issuing bank has declined this transaction for some other reason related to your account.