Here are five different approaches you can use to create a melody for a pop/rock song:
1. Chord-based approach:
2. Vocal-inspired approach:
3. Riff-based approach:
4. Lyric-driven approach:
5. Collaborative approach:
Remember, these approaches are not mutually exclusive, and you can combine elements from different methods to create a melody that suits your vision. Explore, experiment, and have fun in the process!