Ending today, BuySpry via Rakuten offers the refurbished Unlocked Apple iPhone 8 256GB GSM Smartphone in Space Gray for $469.99. Coupon code "SAVE15" drops it to $409.99. (Not a member? It's free to join.) With free shipping, that's the lowest price we could find for a refurb now by $10 and the best outright price we've seen for this phone in any condition. (We saw it for $470 bundled with $94 in Rakuten points two weeks ago.) Note: A 60-day BuySpry warranty applies.
If you have or expect to have a modest retirement income, you may want to avoid spending your golden years here.