If the isolated pawn can be pushed and exchanged, then the stronghold on d5 can give good attacking chances. In the game Rubinstein-Tartakower white got a bishop on d5 which created power pressure on b7. Black should try to exchange the d5 piece to release the pressure. We should always consider active counterplay, maybe even by sacrificing a pawn. White won a pawn in the endgame and totally dominated the black pieces. A nice finish:

In the morning I studied 1 hour of tactics. You can solve a few of them on the diagrams and can watch the video to solve the others: