Like with any new skill or practice, you have to start somewhere!
Step 1: Notice when you feel grateful. Remember, you don't need to assess your feelings; simply notice them.
Step 2: When you notice that you FEEL grateful, begin to find ways to EXPRESS gratitude both to yourself and others.
Step 3: As you build your awareness of gratitude, consider creating a daily practice of feeling, noticing and expressing gratitude.
Remember to focus on your progress and not perfection!