eMarketer has trends and some data, such as CPC ("cost per click).
Many of them are short (<5 min) videos, within longer courses (30 min to >2 hours) on MANY topics
Excellent for how to do something or for points to consider. You can sign up for a day pass if you do not have an account.
Some Examples (mainly in the area of marketing):
Introduction to Prompt Engineering for Generative AI
Social Media Marketing for Small Business
Nonprofit Fundraising: A Beginner’s Guide
Using Customer Surveys to Improve Service
Customer Experience: Creating Customer Personas
Using AI how to Create Personas Faster
Customer Experience: Journey Mapping
A Guide to Growth Hacking for Exponential Success
Get Funded to Grow Your Business
Introduction to ESG: Environmental, Social, and Governance
Telling a Story to Build a Community
A Marketer's Guide to Appealing to Younger Generations
Attracting, Hiring, and Working with Gen Z