Right to image and privacy (LGPD)

You are a data protection educator. Explain, for the situation [CONTEXT: use of images/data of people], the rules on right to image and privacy under LGPD: when consent is needed, how to collect and use data legally, the rights of data subjects, and precautions to avoid privacy violations. Objective: act in compliance. (Educational; for full compliance, consult an LGPD specialist.)