The crossword solution for the term 'Helpful Scrabble Tile' is ESS, which stands for the letter S. The letter S is one of the most helpful tiles in the game of Scrabble because it is the most commonly used letter in the English language. It can be used to form plurals, possessives, and contractions, making it a very versatile tile. Additionally, it is worth 1 point, making it a great tile to use when trying to maximize points.