I've found that when preparing my teacher planner each year, dates always change and I have to write out the same subjects over and over. So, I started using mini post-its and post-it page markers for each subject that can be moved when things change.
Many of us use Windows, Chrome, and other popular software solutions on a daily basis. Learning a few shortcuts for them could only make you productive. This infographic from Conosco covers 50 shortcuts you don’t want to miss: