TigerDirect offers the Seagate 4TB Serial ATA 6Gb/s Internal Hard Drive for NAS, model no. ST4000VN000, for $179.97. Coupon code "UOT120169" cuts it to $149.97. With free shipping, that's $5 under our mention from December and the lowest total price we've seen. (It's also a current low by $20.) It features a 64MB cache, NAS error recovery control, improved vibration tolerance, and advanced power management. Coupon expires March 21.
Most taxpayers will see their tax bill go down during 2018. That could impact which type of account -- traditional or Roth -- makes sense for you.