This document provides an overview of PayPal including how it works, its products, history, financial growth, profitability, competition, and prediction for the future. PayPal was founded in 1998 and acquired by eBay in 2002 before spinning off in 2014. It has over 100 million active users and processes over $315 million in daily payments. PayPal makes money through transaction fees ranging from 2.9-3.5% plus additional costs and has a market cap of around $90 billion, twice that of its former parent company eBay. Its main competitors are Square, Venmo, and Google Wallet.