In the intermediate obedience class we will start adding in higher and higher distraction, adding in more distance away from your dog in obedience commands and add in more duration in the commands. (atlantadogtrainer.com)
If one believes that interest rates will decrease, taking on more duration risk can make sense. (daytrading.com)
For advanced trainees, there might be a benefit to training with more duration or frequency. (anymanfitness.com)