Another way is to check fan feedback. Lots of positive comments and high engagement from fans suggest a successful comic run. Also, see if it's getting good reviews from critics and industry experts.
You can usually look for information on the copyright page or inside the front or back covers. Sometimes, there might be a specific print number or edition mentioned there.
I don't think it is. Fictional stories often have names like 'Run Rabbit Run' to capture the imagination. Chances are it's not based on something that happened in reality.
Well, to know if it's a true story, you'd have to look into the background and any statements from the creator. Maybe it's inspired by real life but not a direct account.
Yes, it is. 'Run Boy Run' is based on the real-life experiences of a particular individual or group, which gave the story its foundation and authenticity.