original_query: What is the purpose of using the word "will" in the US legal system?
query: What is the purpose of using the word "will" in the US legal system?
answer: In US legal writing, "will" is generally used to express intent or simple futurity, unlike "shall", which denotes mandatory action or prohibition.  However, the meaning can be ambiguous and some sources advise against using "shall" entirely due to its multiple interpretations and propensity for legal disputes.