I think the Service Value System is one of the most practical parts, since it really helps connect strategy with daily operations. The Four Dimensions model is also useful because it reminds you to look beyond just processes and consider people, partners, and tech too. For more discussions like this, I’ve seen helpful posts on
Scoopupdates .us where people share their own takeaways from ITIL 4 in practice. It’s always nice to see how others apply these concepts in real situations.