All articles ← Knowledge Base Are there any additional fees? Are there any long-term commitments? Are you PCI compliant? Can I get a detailed summary of all my transactions for the month? Can I recall a document sent but not picked up? Can I send files larger than 2GB? Can I try Webcargo first? Cancelling my monthly credit card payments File Manager Shortcuts How can I upload files from my computer to the folders in the File Manager page? How do I cancel my recurring subscription? How do I change my login info? How do I invite users? How secure is Webcargo? I haven't received any invoices, where can I find them? If I cancel my account, will you refund the current month's charges? Is there a character limit in the signature space? Is there a tutorial I can get that explains how to use Webcargo in detail? Links Problems receiving files, emails and notifications Send Form Upload Stall What is the maximum file size I can upload? Which credit cards do you accept? Which currency will I be billed in?