A person who graciously gave you 3 stars mentioned that your system limited him, even with Tier 3 that has, according to your offer, 30,000 pages.

You said to that person "The AppSumo deal was designed for individuals and small businesses, and doesn’t guarantee unlimited scaling for agencies or larger international sites. However, you can always top up only the specific credits you need, without upgrading your whole plan."

So what exactly constitutes "individuals and small businesses" ?