Common mistake
If a free tool only returns generic advice, the learner cannot tell what to repair next.
Turn the tool result into diagnosis, evidence, and the next revision step first. No official score promise and no ghostwritten answer.
Use diagnosis to decide what to revise first.
If a free tool only returns generic advice, the learner cannot tell what to repair next.
Useful free checking should name at least one criterion and one evidence sentence.
Prepare the full prompt, full essay, and target band; do not paste only the conclusion.
Turn the result into one 10-minute rewrite: thesis, reason, example, or overview.
These pages explain the Banfen Writing diagnostic and blocker-repair method, Task 1 overview, Task 2 development, and common score blockers.
Submit the prompt and essay to get one main blocker, one evidence sentence, and one revision target first.