Your membership and account settings

• Can I change my membership plan after registration?
• Why do I need to submit PS Form 1583?
• Can I share my account with multiple users?
• Can I save multiple shipping addresses with a single account?
• What are the differences between the Premium plan and the Basic plan?
• How can I change my payment information?
• How can I change my e-mail address?
• How can I cancel my membership?
• What can I do if a store does not accept my credit card?