What basic skills and tactics do you need to develop or master to be successful in playing scrabble?

To be successful in Scrabble, you should master basic skills such as vocabulary expansion, including knowledge of two-letter Words and less common Words that can score high points. Strategic placement of tiles is crucial, so understanding board tactics like utilizing premium squares and forming multiple Words simultaneously can enhance your score. Additionally, practice anagramming and tile management to optimize your rack and maintain a balanced set of letters. Lastly, keeping an eye on your opponent's moves and blocking their opportunities can be a key tactical advantage.