This is my approach:
1. Research.
2. Refine my training methods.
3. Measure performance.
4. Determine what I need to fix.
5. Go to step 1
It is a learning process and is very enjoyable if this is your sort of thing. That and your requirements change year to year as you age.
My latest change involved adding a powermeter. It has made the number geek inside me ecstatic with an insane amount of metrics.