If you are looking for improvement this can help
https://www.chess.com/blog/TheMonkPlayingChess/the-first-step
This can help you , many players have improved by this . I think this is perfect guide to reach 1000 elo ( few have reached , others on the way ) . This is precise to the point and effective , if it works for you do let me know, i would love to hear your improvement news .
Yeah... the title is pretty self explanatory.
So if you have any, put them in,