THE SCENARIO
A while back,
I wrote about whether or not I should get a Costco Executive Membership. I eventually decided to do so, because I was planning to buy a computer during the next year, and those are pretty expensive so I figured it'd be a pretty sure thing that I'd make money on the deal. Now most of that year has elapsed, I haven't bought that computer, the check has arrived, and I want to know my ROI on the extra $60 I paid for the Executive Membership.
The check arrived after 10 months of purchases, and is in the amount of $49.32. The Executive Membership cost me $60 for the year, but today's purchases are accruing rebates for
next year already for some reason, so buying a big-ticket item now doesn't change the math at all...
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