Experts offer product reviews and advice on home-buying, noting that 30-year fixed-rate mortgages, while popular, lead to higher interest payments. Rates vary due to economic factors and personal finances, influenced by Federal Reserve policies, inflation, and bond market trends. Comparisons between 30-year and 15-year mortgages reveal differences in monthly payments and total interest. Benefits of 30-year mortgages include lower monthly payments and budget predictability, but downsides include potential higher rates and more long-term interest. Improving credit can secure better mortgage rates.