> Suspending customers for using a fairly expensive subscription plan -- especially forfeiting an annual prepayment for a day or two of coloring outside the lines
they're being suspended for using a private api outside of the app for which the api was intended. If you make a clone of the hbo app, so that you can watch hbo shows without ads by logging in with your discounted ads-included membership, your account will also be suspended.
The facts are straightforward, even without analogies. But since we're using them...
You are at the grocery store, checking out. The total comes to $250. You pay, but then remember you had a coupon. You present it to the cashier, who calls the manager over. The manager informed you that you've attempted to use an expired coupon, which is a violation of Paragraph 53 subsection d of their Terms of Service. They keep your groceries and your $250, and they ban you from the store.
Google is acting here like it was entitled to a profitable transaction, and is even entitled to punish anyone who tries to make it a losing transaction. But they're not the police. No crime was committed.
Regular businesses win some and lose some. A store buys widgets for $10 and hopes to sell them for $20, but sometimes they miscalculate and have to unload them for $5. Overall they hope their winners exceed their losers. That's business.