A good doorbell and floodlight combo keeps your home watched and your porch lit for years to come. Buy quality now so you aren't replacing cheap, glitchy gear in eighteen months.
Tech companies refresh their lineups every autumn, which makes November the best time to shop. Look for last year's flagship model instead of the newest release; you get the same performance for significantly less money.
That 15-month window is a deadline, not a gift. If you don't pay off the balance before the intro period ends, the interest charges will kick in on whatever amount you still owe.