The key points from the document are:
1. Gen Z, those aged 16-21, are the target audience for many businesses as they are large consumers of digital media and online content.
2. Gen Z spends significant time online using internet-connected devices primarily for chatting and texting.
3. Gen Z has a strong interest in early 2000s and Y2K fashion trends, indicating this could be an engaging topic for an online magazine targeting this audience.