If you’re after an introduction to using Excel for Financial Modelling, this is a good place to start. Danielle has even included shortcuts and explanations for the Mac version of Excel. For the beginner there are lots of good habits that you can learn. For the more experienced users there are explanations of how common bad habits can impact your models.
Just following her recommendations and using her tips could save you hours of work and also the frustration of “learning the hard way”.