To navigate mortgage shopping, it helps to review your credit report and understand how debt-to-income ratio is commonly evaluated. Down payments can affect loan terms and upfront costs, though rates and fees vary by market and individual factors. Fixed and hybrid mortgages work differently, and the right fit often depends on your timeline. Comparing multiple lenders can highlight differences in rates and costs, and having documents organized may help the process go more smoothly. Rate locks are an option in some situations, and details depend on the lender and timing.