1. Analyze your game: Before writing your instructions, spend some time analyzing the purpose and flow of your game. Determine the target audience and age group for which the game is designed.

2. Start with an intro: Begin your instruction manual with an introductory section that explains the game’s concept and purpose, setting the stage for the player.

3. Assemble required materials: List each of the game components, such as dice, cards, tokens and other materials needed to play. Include images if possible to make it clear and easy to understand.

4. Game objective: Clearly describe the primary objective or goal of the game in a concise sentence or two. This should be a summary of what players are trying to achieve when playing your game.

5. Breakdown of gameplay: Distinguish between different rounds or phases in your game and explain how each contributes to achieving the overall goal. Use clear headings for each section or step.

6. Explain in detail: Provide detailed instructions on how each step or round works, along with examples of possible actions that can be taken by players. Be as specific as possible so players can better understand how to play the game effectively.

7. Rules and restrictions: Outline any rules, restrictions and limitations that apply during gameplay to help maintain a fair and consistent play experience.

8.Include different scenarios: Address common situations or dilemmas that might arise during gameplay and provide suggested solutions or rule interpretations to avoid confusion.

9. Strategies and tips: Offer strategies, tips and insights on how players might best approach certain aspects of the game or increase their chances of winning.

10.Visuals: Include diagrams, illustrations, flowcharts or photographs where applicable to make reading and understanding the game instructions easier for players.

11.Glossary(If needed): Create a glossary or index if your instructions contain terminology that is specific to your game or industry, making it easier for players to quickly reference and understand unfamiliar terms.

12.Test the instructions: Have someone who is unfamiliar with your game read the instructions and attempt to play it. This can help identify any areas that may need clarification or revision.

13. Final edits and proofreading: After refining your game instructions based on feedback from play-testers, edit and proofread your document for grammar, punctuation and readability. Make sure that your instructions are clear, concise and easy to follow before finalizing and sharing them with others.

By following these 13 steps, you can write comprehensive and user-friendly game instructions that will help players enjoy their gaming experience and get the most out of your game.