High paying skills you had yesterday can be a commodity today.
Don't become a dinosaur in your field.
Keep up on the latest laws, tools, knowledge that's needed to be competitive in your industry.
I'd suggest at least an hour a day to make sure you're not becoming a dinosaur in your field.
Technology grows exponentially so you want to be on that path to get the most from the productivity gains you can get from it.
Buy a book, take a course. Find ways to keep up with the information that will make you a success.
If you don't...
You're just a dinosaur.