Detailed targeting enables flexibility in your targeting by further refining your audience based on the following:
Detailed targeting is very flexible to use. You just need to fill out two general actions: Include or Exclude people.
Your audience will include or exclude people who will meet at least one of your criteria but not all of them. For example, you include people who:
A millennial who is not a photographer and doesn't have an interest in shopping and fashion would be in your audience. Otherwise, if you want your audience to fall under all your criteria, you need to use the 'Narrow Down' feature.
Again, it will only match at least one of your criteria. You need to use the 'Narrow Further' to filter your audience more.
Here's how your form should look like if you want all of your audience to be millennials, photographers, and interested in shopping and fashion: