# Check rules, sources and dates

Lesson 4 of [Vet a French prep offer before you pay](https://french4pr.com/academy/vet-a-french-prep-offer-before-you-pay.md), 13 minutes.

Rules change IRCC updates the CRS criteria, the category draws and the equivalency tables. The French4PR guides say the IRCC pages are re-checked monthly. A rule without a date is hard to trust. Date every fact For each rule you rely on, write three things: the source, the date you read it and what…

The rest of this lesson is for learners enrolled in the course. [See how Vet a French prep offer before you pay works](https://french4pr.com/academy/vet-a-french-prep-offer-before-you-pay.md).

Also on the [web page](https://french4pr.com/academy/vet-a-french-prep-offer-before-you-pay/check-rules-sources-and-dates).