Scaling
You can't scale an operation you're checking by hand
Every seller I've watched hit a wall hit the same one. It wasn't demand. It wasn't cash. It was the number of orders they could personally keep track of in a day.
The store didn't stop growing. The pair of eyes watching it did.
At 20 orders a day, checking each one by hand is fine. You open the tabs, you eyeball the statuses, you catch the problems. It feels under control because it is.
At 200, the exact same habit quietly fails. There aren't enough hours to hand-check every order, so you check the ones you happen to see, and the ones you don't see are where the cases come from. The method that felt like diligence at small scale becomes the thing capping your scale.
The trap of "I'll just be thorough"
Working harder doesn't fix a throughput problem - it delays it by a few weeks and burns you out on the way. The manual check doesn't need to be faster. It needs to stop being manual, so the volume stops being your personal bottleneck.
Fetch Order Tracking exists so the checking isn't done by your eyes. It reads every order's tracking, refund and delivery state and surfaces only the ones that need a human decision. Twenty orders or two hundred, the list you actually look at stays short, because the machine did the reading and handed you the exceptions.
You should spend your attention on the handful of orders that are going wrong, not on confirming the hundreds that are going fine.
Ask yourself honestly: at your current volume, are you checking every order, or just the ones you happen to notice?
If it's the second one, you've already found your ceiling.