Several factors may contribute to a 45% decline in Lyft orders. Firstly, external influences such as a notable rise in competition might be causing Lyft to lose a portion of its market share to rivals. Analyzing the competitive environment, the marketing tactics of competitors, and any shifts in market share can provide deeper insights. Secondly, internal operational challenges might be responsible for the decrease. These issues could involve app performance, surge pricing, or driver dissatisfaction, which may lead to fewer rides being available. It is essential to analyze backend data to identify any irregular patterns or changes. Thirdly, changes in consumer behavior could play a role, such as seasonal declines in demand, an increase in alternative transportation options, or reductions due to economic conditions. A thorough examination of rider trends is necessary to gain clarity on this matter. Therefore, to identify the core issue, a detailed analysis of both internal and external factors affecting the business must be conducted.