The document provides 7 reasons why game development projects often fail and advice on how to avoid these pitfalls. The 7 reasons given are: 1) having an idea that is not viable, 2) losing motivation, 3) the game not being completed, 4) the game not working properly, 5) the game not being marketed effectively and no one hearing about it, 6) getting "robbed" through bad deals or contracts, and 7) the developer's motivation declining over time. For each challenge, the document offers suggestions on how to address the issue and successfully complete the project.