Never had a single problem with any of mine, been using nothing but gift cards there for years. Although to be fair, I go often enough that mine don't lapse.
1 year from purchase or last use if I remember correctly
Good neighbourhood then (y)
Oh wow my Costco looks nothing like that (lol) mine are just on hangers but same with they'll get a supervisor to get you them but they don't check the receipt they just give it, same with the only 2 people per membership at once they don't check at all (lol)
check upstairs my comment the pictures shows.