I take a dive (can’t say it’s deep) into what should go into your supply list on your pattern.

Resources
The Knitting Pattern Writing Handbook: How to Write Great Patterns that Knitters Will Love to Make, by Kristina McGrath & Sarah Walworth

The Beginner's Guide to Writing Knitting Patterns, by Kate Atherly

TKGA Pattern Writing Course

The Basics of Writing a Knitting Pattern, Sister Mountain