Pointers for finding the right reviewers for your game:

https://boardgamedesigncourse.com/finding-the-right-board-game-reviewers-and-influencers-for-your-game/

Introduction to using Datamerge to easily create cards:

https://resonym.com/datamerge-the-basics/

Peggy Brown on the creative process and shutting out noise, pitching and defining opportunities, and more (audio):

https://toybook.com/peggy-brown-power-kid-podcast/

How to get involved with virtual playtesting groups (video)

See also: https://cardboardedison.com/playtest-groups

Notes on designing solo modes for board games (video):

https://virtualplaytesting.com/2020/10/gaming-for-one-designing-solo-modes-with-david-digby/

A thorough rulebook editing style guide:

https://cur.by/styleguide

Designing games with a strong focus on story and narrative (video)

What are megagames?

https://www.universityxp.com/blog/2020/10/22/what-are-megagames

Basics of escape-room design: narrative, puzzles, and more (video)

Board game designers share their favorite resources for people just getting started with design:

https://twitter.com/emmalarkins/status/1319447486390439936

“this obviously doesn’t apply to every game but fun is always more important than balance. balance serves fun. balance is not, by itself, fun. it’s entirely possible to balance all the fun out of a game.”

— Calvin Wong

“Better to have playtested and crashed than never playtested at all.”

— Mandela Fernandez-Grandon

The mental and emotional hurdles of making your first board game:

https://boardgamegeek.com/thread/2523310/nobody-ever-talks-about-mentalemotional-aspect-mak

Free vector graphics, great for prototyping:

https://www.vecteezy.com/

A whirlwind tour of the tabletop gaming industry and how it works (video)

The basics of dexterity games:

https://dailyworkerplacement.com/2020/10/16/dexterity-games-a-closer-look/

Ideas vs. execution: which is more important in game design? (video)

Tabletop gaming industry job listings:

https://www.facebook.com/groups/TabletopJobs

What things make board games less accessible for new players? A Twitter board game design discussion:

https://twitter.com/alleycatgames/status/1315652730464198656

Guidelines for planning out the year leading up to your Kickstarter campaign’s launch:

https://boardgamedesigncourse.com/12-things-to-plan-for-before-you-even-think-of-launching-a-kickstarter-board-game-campaign/