Errors in species selection.
Errors in gender selection.
Errors in age detection of the chronologically under-endowed.
Misunderstanding the process.
Misunderstanding the purpose.
Poor technique.
Poor aim.
Inadequate security.
Failure to communicate.
Excessive communication.
Halitosis.
Unrevealed physical ailments.
Failure to reveal absence of key body parts.
Failure to reveal presence of unexpected body parts.

A