Synergy can be used in various situations where the combined effort or cooperation of multiple individuals or elements leads to a greater outcome than what could be achieved individually. In the context of a group assignment, synergy can be utilized to pool together different skills, knowledge, and perspectives to produce a more comprehensive and innovative result. Similarly, when deciding what your family should eat for dinner or planning a day of fun, synergy can be applied to incorporate everyone's preferences and ideas, resulting in a more enjoyable experience for all. Lastly, when deciding on buying a family car, synergy can be used to consider the needs and preferences of each family member, leading to a collective decision that satisfies everyone.