Sales and marketing job descriptions can include the following responsibilities1234:

• Developing and implementing marketing campaigns, including creating advertisements, conducting market research, and creating sales presentations.
• Developing and implementing sales plans, including identifying target clients and creating sales strategies based on their needs.
• Creating and managing websites, brochures, flyers, or other printed materials used in promotions.
• Generating unique sales plans, creating engaging advertisements, emails, and promotional literature, developing pricing strategies, and meeting marketing and sales human resource objectives.
• Implementing various methods of collecting customer feedback, participating in trade shows, and organizing promotional events.
• Researching competitors' products and services, pricing, and market success.