where you take some notes on the paper these notes aren't going to serve you any good next week or maybe even next month but down the road maybe when you start to write your own first paper having some notes on these papers that you've read will be very beneficial and will really save you a lot of time it'll tell you which papers you should reread before you start writing which papers you don't need to include in as references in your own manuscript because they're not relevant so taking some notes when you can as you finish