This document provides an overview of TrialForce, Salesforce's tool for ISVs to provide trial environments of their apps to potential customers. It describes the key components of TrialForce - the TrialForce Management Org (TMO), TrialForce Source Org (TSO), and TrialForce templates. It also explains how to set up a TMO, configure a TSO with an app package and demo data, create TrialForce templates, and use the Signup API or web forms to deploy templates and spin up trial orgs for customers to evaluate an app.