When an employee (instructor) is pursuing formal training, the greatest benefit to you (employer) is if that training is directly related to the field in which they teach. If an instructor can advance professionally, then that gained knowledge or skill can be translated into experience or shared as information passed on to the students. Everyone benefits, not just that individual employee.

If your are using visuals or presentation software, do not clutter up the media. If your visuals are too busy, you will lose the audience as they will be trying take in all the extra information.

One aspect of good retention is student interest and satisfaction. Students persist because they see value in the material they are learning. The challenge of an educational manager is how to get the faculty to make their courses or presentations interesting. What can be done in the classes that will make a student want to come to school the next day?