1. Brainstorming: brainstorm different ways to expand on the original idea list.
2. Create a series: break the ideas down into a series of articles, posts, or videos.
3. Find experts: interview experts in each area and compile their insights into a new piece of content.
4. Go deeper: take one item from the list and explore it in greater depth.
5. Take a different angle: look at the ideas from a different perspective or angle.