Provide several colours for highlighting the pdf
This would allow more thorough work with the document, such as highlighting by topics or by importance
Jonathan Anderson commented
Since http://feedback.mendeley.com/forums/4941-general/suggestions/273284-making-it-possible-to-highlight-text-with-differen has made it to "Planned" status, this suggestion might not be relevant any more.
Beaeda Martel commented
I'm still confused...
Toby Berriman commented