Aside from doing clients?
On training strips or even models?
You'll be surprised, but after couple of sessions like this your work can improve dramatically!
When working on clients we have time frame that we must finish by, therefore our "client" sets are often not as flawless as competition sets.
Just spare yourself a certain amount of time per week and do your absolute best!
After some time your hands will remember all the little micro movements, new angles and improved application