Here is how (according to the root who spoke to the board)

-Failing to demonstrate the qualifications or standards for a license.

-Making misleading, deceptive, untrue or fraudulent representations in the practice of psychology.

-Practicing fraud or deceit in obtaining a license to practice psychology.

-Displaying gross incompetence, negligence or misconduct in carrying on the practice of psychology.

-Submitting a false or deceptive biennial registration to the board.

-Being convicted of a crime.

-Having a license to practice psychology suspended, revoked or refused, or receiving other disciplinary action by the proper psychology licensing authority of another state, territory or country.

-Being unable to practice psychology with reasonable skill and safety by reason of illness, drunkenness, excessive use of drugs, narcotics, chemicals or any other type of material, or as a result of any mental or physical condition.

-Violating a lawful regulation.

-Knowingly aiding, assisting, procuring or advising any unlicensed person to practice psychology.

-Committing immoral or unprofessional conduct.

-Soliciting any engagement to perform professional services by any direct, in-person or uninvited soliciting through the use of coercion, duress, compulsion, intimidation, threats, overreaching or harassing conduct.

Failing to perform any statutory obligation placed upon a licensed psychologist.
Intentionally submitting to any third-party payer a claim for a service or treatment that was not actually provided to a client.

Failing to maintain professional records in accordance with regulations prescribed by the board.