Download a PDF copy of Twitter In 30 Minutes (3rd Edition)! This revised user guide will walk you through the basics, using plain English, step-by-step instructions, and lots of examples from real people, ranging from ordinary users to celebrities! Your payment is secured by TLS, a higher grade of security than SSL, with 128-bit encryption and using modern SHA2 cyphers. Your payment is also processed using PCI Compliant service providers, which means that our providers meet current security standards for handling payment information. Your credit card statement will show a payment to the publisher, i30 Media.