It was important when katniss decided to go for Prim because now they have a higher chance of getting supplies for her family and if prim went she would die but katniss has a higher chance of making it back.
When katniss honored Rue by covering her in flowers
When Cinna made katniss's dress on fire it made her stand out in the crowed and it made everyone to see her as a girl on fire and she got everyone's attention.
Katniss started looking for peeta
When Rue showed the wasp nest to katniss it helped her to kill the career tributes because if she didn't show her the wasp nest she would've probably died so Rue saved her life if she didn't katniss would have been dead.
when kat and peeta decided to eat the pison barr
When Rue died Katniss honored her by covering her in flowers and when district 11 saw it they send her soup and she got some sponsors and someone else from the same district as rue saved katniss because he saw what she did for rue
When they said theyre can be more than one winner katniss started looking for peeta and they can help each other a
thye decided to eat the barrie together so the capital would hva eno winner but they changed the rules of the game and no one has ever done that before