Some people like to read the manual BEFORE they start tinkering, and we’ve got some good ones for you (in pdf format):

• The Definitive Guide!  Dr. Ryan Lynch explains what all of the parts of a prefold plot mean and how to make sense of it all.  Get the PSC_search_guide 
• Want to look under the hood?  The Presto guide provides insight into the work that goes in to processing the raw data into the plots we score.  Curious? You need to read the Presto Guide
• Help with Single Pulse Plots.  They’re just different! A nice write up from Ryan Lynch:  the SPP Tutorial