Your objective should always be to eliminate instructions entirely by making everything self-explanatory, or as close to it as possible. When instructions are absolutely necessary, cut them back to a bare minimum.
The most challenging products must EXPLAIN how something should be done (think Adobe Photoshop, where users must be find training on YouTube or elsewhere to engage — even initially—with the product). Having to explain your product is the least effective way to engage new users (and explains why products like Photoshop struggle to attract non-Pros).... See more
The next area where I think games have a lot to teach product designers is in onboarding . Many games follow the path of slowly revealing the complexity of a system over time, giving the player just enough to do that they're engaged but not overwhelmed. Often this is a continual process that happens across the entire span of the game. Multiple... See more