Newegg offers the TP-Link Deco Mesh Wi-Fi System 3-Pack in White for $229.99. Coupon code "EMCPRPX69" cuts the price to $179.99. With free shipping, that's the lowest price we could find by $49 and within a buck of the best deal we've seen. (We saw it last June for $179.) It covers homes up to 4,500 sq. ft., features adaptive routing technology, and works with Alexa for voice control and IFTTT. Deal ends February 10.
Planning for retirement savings to last until you are 90 or older is a daunting job. Make these errors, and the task goes from "difficult" to "impossible."