Final answer:
The ratio of Adams v Lindsell established the 'mailbox rule' in contract law, stating that acceptance is effective upon dispatch. This pivotal case influenced how contracts are formed and the timing of when an acceptance is legally binding.
Step-by-step explanation:
The case of Adams v Lindsell is one dealing with contract law and the establishment of the mailbox rule. The ratio in this case is critical, as it pertains to the timing of when an acceptance is effective upon dispatch rather than when it is received by the offeror.
This legal principle has had a significant impact on contract formation, especially in situations where the means of communication is susceptible to delays, such as postal mail.Adams argued on the basis of indisputable facts and evidence, emphasizing the objective application of law irrespective of personal dictations of passion or inclination.