Developers around the world have been giving away free advice on Twitter, thanks to the hashtag #ShareAGameDesignTip.
The topic attracted the attentions of devs from Sunset Overdrive creator Insomniac Games, Ubisoft Annecy and The Astronauts, the studio behind acclaimed indie hit The Vanishing of Ethan Carter.
There are far too many tips to print here, but we've picked out ten of the best ones. Find the rest via #ShareAGameDesignTip.
Liz England, Insomniac Games
Tim Browne, Ubisoft Annecy
Adrian Chmielarz, The Astronauts
Petri Järvilehto, Seriously
Margaret Wallace, Playmatics
Steve Ince, Writers' Guild
Nicoll Hunt, I Fight Bears
Jennifer D'Aww, 3-headed Dingo
Anthony N. Simon, Wolpertinger Games
Marc Diamond, game designer