Just an off-the-top thought while looking at the report for a particularly good battle. Being able to click a “store report” button, and have an accessible report-viewing function in-game.
(Make it a filing cabinet in the garage)
I’m sure lots of people would like to save battle reports – earing a 3-mark, or their first M on a given tank. Just a little way for us to build on our own experience in the game.