Ethics,principle of right conducto. Practicing ethics in marketing means deliberately applying standards of fairness, to marketing decision making, behavior, and practice in the organization.

Marketing ethics is the area of applied ethics which deals with the moral principles behind the operation and regulation of marketing.
Marketing managers must accept responsibility for the consequences of their actions
Managers should refrain from knowingly doing harm, adhere to all relevant laws and regulations, and accurately represent themselves, their firms, and their brands
Managers must make every effort to verify that their choices and actions serve the best interests of all related customers, organizations, and societies. Specifically they should:
Adhere to basic ethical guidelines stated above
Engage in honest and fair practices with clients, employees, and partners
Offer goods and services that are safe and fit for use
Refrain from advertising falsely and misleading consumers
Maintain market research integrity by adhering to market research guidelines
Respect consumers privacy rights and ensure confidentiality of information
Adhere to standards and guidelin ...more

No ethics its just their job to sell vigorously.