This major group comprises middle management occupations in retail and wholesale trade and customer services. These occupations come with Training, Education, Experience and Responsibility (TEER) identified as TEER 0. The occupations classified under TEER 0, as those included in this group with zero (0) as the second digit of their code, are considered management occupations.

This major group comprises retail sales and service supervisors and specialized occupations in sales and services. These occupations come with Training, Education, Experience and Responsibility (TEER) identified as TEER 2. Occupations classified in TEER 2, as those included in this group with a 2 as the second digit of their code, typically require completion of a post-secondary education program of two to three years at community college, institute of technology or CÉGEP; or completion of an apprenticeship training program of two to five years; or supervisory or significant safety responsibilities; or the accumulation of several years of experience in a related occupation found in TEER 3, when applicable (TEER 3 includes occupations with a 3 as a second digit in their code).

This major group comprises occupations in sales and services. These occupations come with Training, Education, Experience and Responsibility (TEER) identified as TEER 3. Occupations classified in TEER 3, as those included in this group with a 3 as the second digit of their code, typically require completion of a post-secondary education program of less than two years at community college, institute of technology or CÉGEP; or completion of an apprenticeship training program of less than two years; or more than six months of on-the-job training, training courses or specific work experience with some secondary school education; or the accumulation of several years of experience in a related occupation found in TEER 4, when applicable (TEER 4 includes occupations with a 4 as a second digit in their code).

This major group comprises sales and service representatives and other customer and personal services occupations. These occupations come with Training, Education, Experience and Responsibility (TEER) identified as TEER 4. Occupations classified in TEER 4, as those included in this group with a 4 as the second digit of their code, typically require completion of secondary school; or several weeks of on-the-job training with some secondary school education; or experience in a related occupation from TEER 5, when applicable (TEER 5 includes occupations with a 5 as a second digit in their code).

This major group comprises sales and service support occupations. These occupations come with Training, Education, Experience and Responsibility (TEER) identified as TEER 5. Occupations classified in TEER 5, as those included in this group with a 5 as the second digit of their code, are typically accessible with short work demonstration and no formal educational requirements.