STP or Market Maker; Does it really matter? Are there more important things to know? The two main business models used by Forex Brokers are the Straight Through Processing (STP) and Market Making (MM) models. In general, STP Brokers claim to transfer all their clients’ orders directly to their Liquidity Providers (LPs) and receive a small cut for doing so. On the other hand MM Brokers cover the orders internally with their own liquidity, and only cover high risk orders with external LPs. Using their own liquidity essentially means that they profit when clients lose money and lose when…