Bimetallism in plain English: why gold and silver ratios drove U.S. mint policy
How defining both gold and silver as money forced the Mint and Congress into ratio politics — and why some…
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The public coin and money library, plus dealer guides — what people bring to a shop, how money works, and how shops run.
Start in the library · Coin history · Visitors · SpotPro for dealers
Staff PINs, permissions, and not sharing one login at the register
Why every cashier needs their own PIN in SpotPro — accountability, voids, and basic loss control.
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Company Profile, NAP consistency, and why Merchant Center cares
Why the name, address, and phone in SpotPro must match Google Business Profile and domain verification — and how that…
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Ship Desk, Shippo, and web pickup: finishing ExtraCoins orders
How SpotPro dealers fulfill web orders without wrecking the counter line — shipping labels, packing slips, and local pickup queues.
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SpotPro inventory and labels: connecting the case to the website
How inventory records, barcode labels, and ExtraCoins listings stay aligned so shopping feeds and checkout do not lie.
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Assay, weight, and “is this real?” — how authenticity checks work at a shop
Magnets, scales, calipers, sigma-style tools, XRF, and common sense — what a counter actually does when something looks wrong.
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How U.S. coin designs get chosen (and why your favorite idea is not on a quarter)
Mint artists, commemorative programs, circulating redesigns, and the political reality of what appears on U.S. coins.
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Continental Currency and the hard lesson of “not worth a Continental”
How Revolutionary paper money financed independence, why it depreciated, and how that trauma shaped later U.S. money debates.
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Buffalo nickels and Standing Liberty quarters: design icons of early 20th-century coinage
Why the Buffalo nickel and Standing Liberty quarter still define “classic American coin design,” what to know about types and…
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