Key Takeaways Deployment is the single best wealth-building window in a military career — low expenses, potential tax-free pay, access to the Savings Deposit Program, and elevated TSP contribution limits all converge at once. The Savings Deposit Program (SDP) guarantees 10% annual interest on deposits up to $10,000 during qualifying deployments — one of the best guaranteed … [Read more...] about Military Deployment Financial Checklist: Everything to Handle Before You Leave