Your strengths and weaknesses, life experiences and even the books you read play a crucial role in shaping the author you will become.
Plan your book. How will you write? My favorite research resources are: World Almanacs : These alone list almost everything you need for accurate prose: facts, data, government information, and more. One of the devices always used by Philip K.
You know about golf but not much about the police. You can't write about the weather and the state of the nation if your main character has a hang up about sex. To read your morning newspaper?