Come to a panel discussion on entrepreneurship and sustainability. Attendees will have the opportunity to learn how to build businesses that operate sustainably and contribute to clean energy, energy efficiency, resource security, and clean water solutions. Friday, 4:15 to 7 p.m., Greentown Labs, 28 Dane St., Somerville. Free.
Attend a worldwide event that celebrates user-experience design, visual design, content strategy, product design, and innovation-driven industries. Participants will have the opportunity to discuss the organization of content for better understanding; strategy and planning in the design process; and innovative corporate strategies. Saturday, 8 a.m. to 5 p.m., HubSpot, 2 Canal Park, Cambridge. Free.
General Assembly is hosting a workshop on digital marketing. Attendees will have the chance to learn about how to create customer conversion; attract website visitors through content marketing; convert website visitors; and measure marketing use and analytics. Saturday, 10 a.m to 4 p.m., General Assembly, 125 Summer St., Boston. $180.
Come to a workshop on Microsoft Excel, a tool for people working in business and management. Students will have the opportunity to learn the basics of the application, including calculation, formatting, and charts. Students will also learn various functions to help organize and analyze data. Saturday, 10 a.m. to 4 p.m., General Assembly, 125 Summer St., Boston. $180.Events of note? E-mail us at email@example.com.