pattern 1: making outdated assumptions about the audience’s knowledge

pattern 2: having inconsistent expectations of the reader’s knowledge

pattern 3: strained analogies

pattern 4: pretty pictures on confusing explanations

pattern 5: unrealistic examples

pattern 6: jargon that doesn’t mean anything

pattern 7: missing key information

pattern 8: introducing too many concepts at a time

pattern 9: starting out abstract

pattern 10: unsupported statements

pattern 11: no examples

pattern 12: explaining the “wrong” way to do something without saying it’s wrong