openings for intermedia players

is your ELO stuck at 1500 if you win 8 games you get 80+ELO and if you lose 8 games you lose 80-ELO meaning that you back at 1500 ELO if you get this right then your ELO will skyrocket but if you get this wrong then your cooked so let us start so the most important thing in chess is activity which means that we want to play the most active moves and I will also tell you how to use all your pieces to full potential first we got the Pawn so the pawn in the opening players mostly push the pawn in the endgame when a pawn reaches the other side it promotes to any piece the player choses next is the Kight it is the best in closed positions and it can also jump over other pieces and it is the best at forking because of its L shape next we have the Bishop because of its long range it thrives in open positions in closed positions we our Bishop will most likely hit our own pawns so we can trade our Bishop for the Kight next is the Rook the you can put the Rook on open files next we got the Queen is a Rook and a Bishop the Queen is the most power full piece last one is the King the King can move in any direction but only one square the