### Joining and Leaving - Go to retention graph > See more - Type > Detailed activity - Pink and grey bars show when people started or finished watching ## Retention Graphs - types of viewer graphs - reasons for a slope - boring - basic/complex - too slow/rambly - viewers no longer needed - bump - learn about graph - Understanding retention graphs - Early peak means intro is too long - Gradual decline - How often are you giving insight moments? - Are there more questions still unanswered? ## Qualitative - analysis - beyond traditional analysis, look at most engaging comments - outlier questions - what made this unique? topic title thumbnail into - what made the packaging special? how is it different from similar videos? - why did this go viral but similar videos didn't? - was it luck? compared to other videos, how was this different? did timing matter? - new demographic?