Mike: Which info in those notes is the most important?
Liza: What do you mean?
Mike: There are different underline colors
Tina: I use those, usually yellow, but no guarantee, I sometimes mix them up:D
Mike: I think yellow is the one
Tina: Which notes are we talking about?
Mike: grammar classes ones
Tina: Definitely yellow, pink ones are just side notes
Tina confirm to Mike and Liza that the yellow underline colour marks the important notes. 