Log on and click "Payment Agreement" to see our offer and to enroll. This Agreement is the complete written expression of the parties' agreement and supersedes any prior agreements between.This Master Sales Agreement (the "Agreement") is entered into between the buyer listed on the applicable Purchase Order ("Buyer") and Calimetrix, LLC. A master service agreement or MSA is the heart of a business relationship. This guide outlines the purpose of MSAs and includes a checklist and a free template. Applications listed below are designed for multi-part forms. Please submit the original and three additional copies when you appear in the office. It is not a loan, credit or financing. Enter the recipient, select the topup, pay and it's done! Economic. a range of recharges from €3. Secured.