Mobile CPR and first aid instructor

Small employers, daycares, coaches, churches, community groups, and individuals who need a certificate for work.

Per-student fees or a flat group rate per class, plus certification cards. Repeat business comes from renewals, which are typically needed every couple of years.

• Confident public speaking
• Patient, clear teaching
• Organizing classes and paperwork

• Instructor certification and renewal requirements, and whether you need to be affiliated with a training center
• General liability insurance and any extra cover your certifying body requires
• Some employers need courses that meet OSHA or state rules (for example childcare or healthcare), check with your state licensing board
• Check whether your city or county requires a business license

Startup costs are typically around $800 to $3,500, depending on equipment, instructor certification and insurance. These are estimates, so confirm your certifying body's renewal and affiliation requirements before you budget.

Monthly revenue is typically around $600 to $4,500, depending on how many classes you teach and your pricing. These are estimates, not guarantees, and you could start at around 6 hours a week.

Check instructor certification and renewal requirements, and whether you need to be affiliated with a training center. Also check insurance your certifying body requires, OSHA or state course rules for employers such as childcare, and local business license rules.