Study the dishonest, unethical, manipulative, and customer-harming conduct that dominates the largest Series 63 domain.
The ethical-practices chapter is the largest part of Series 63 because the exam is designed to test whether an agent can recognize conduct that harms customers or undermines market integrity. This is where NASAA blends federal antifraud principles, state unethical-practice standards, and role-specific conduct expectations.
Read this chapter as a red-flag chapter. Questions here often reward the candidate who spots the problem quickly, classifies the conduct correctly, and resists distracting details about personality, profits, or customer sophistication.