<span style="font-family:" courier;="" font-size:="" medium;="" line-height:="" normal;="" "="">There are 3 main methods to learn, depending on the main used observation sense that leads to different approach and mode of operations:
|Mode||Sense||Method Description||Esoteric Centre||Detective Example|
|Logic, Rational||Hearing, Word Investigation||Putting special care in words the people says||Indo-European||Tenent Columbo|
|Visual, Photographic||Pictures, Imagination||Putting special care in what is possible to watch and look at||Meso-American||Sharlock Holmes|
|Instictive, Sensorial||Body Reaction, Concrete Feeling||Putting special care in what is possible to what is possible to do, direct experience in investigated people reactions||Asian-Chinese||Agente 007|
The learning should be accomplished on the basis of the own personality.
For this purpose, the Enneagram Models could be used.