Simple guide to use PlayerUp's Middleman Service for your Sales and Purchases... [Simple Guide] Playerup Middleman Service - New Members Read This! - UPDATED | PlayerUp Accounts Marketplace. Player 2 Player Secure Platform. How does it work? 1). Sellers create and post middleman buy now listings 2). Buyer clicks on buy now listing and completes payment 3). We verify and secure the buyers payment 4). We create a 3 way conversation with the Buyer and Seller 5). We inform the Seller which specific account information they need to release to the Buyer 6). During this process, we will communicate and guide both the Buyer and Seller. 7). Buyer secures and verifies the account 8). Payment is then disbursed to the Seller