Systematic Investment Plan (SIP) plays a crucial role in mutual fund investments for several reasons. Firstly, SIP fosters disciplined investing by enabling regular contributions, instilling a consistent investment habit and reducing the impact of short-term market fluctuations. Secondly, it leverages the concept of rupee cost averaging, where investments buy more units when prices are low and fewer units when prices are high. This strategy mitigates the impact of market volatility, potentially resulting in a lower average cost per unit. Thirdly, SIP offers flexibility and affordability, allowing investors to start with small amounts and increase investments gradually. Additionally, SIP harnesses the power of compounding by reinvesting returns, facilitating exponential wealth growth. It eliminates the need to time the market and supports goal-based investing. Ultimately, SIP is an effective tool for long-term wealth creation through mutual fund investments.