[header] How to get ideas or topics for a podcast [title] Decide on the initial theme. [step] It's important to keep the podcast theme or subject matter focused, to avoid trying to cover too many areas. For example, if your podcast is about cats, don't roam over and talk about dogs. 
Or, if your podcast is about dancing, don't start going into the intricacies of singing. If you like more than one area, try to run simultaneous podcasts instead.