I think this post is one of the best I read about Dynamics CRM UX.
Worth reading, your costumers would appreciate it
Jukka Niiranen 10 points:
1. Understand #UX
2. Start from the navigation
3. Save clicks with view design
4. Make your forms more responsive
5. Automate the business process (flow)
6. Show the user what’s going on
7. Don’t forget your clients
8. Sweat the little things
9. Clean up after you’re done
10. Know where to go for more tips!
It's really recommended to read his post to understand the points !
About point 10:
Follow him! you'll have plenty more tips..