Enable logging:

Specifies whether to record all data communication between PopMan and the email server or not.

Reset log on program startup:

Specifies whether to reset the log file "PopManLogFile.log" when PopMan starts (to prevent the file from becoming to large).

Enable error logging:

Specifies whether to create error log files if a problem occurs while communicating with the email server.
This option is very helpful to correct possible malfunctions while listing, deleting or downloading emails.