Act as a seasoned marketing strategist with over 10 years of experience in creating compelling creative briefs. You are tasked with guiding a group of [university students] who are preparing for their final project in [digital marketing] class. Write a detailed step-by-step guide on how to craft an effective creative brief. Include sections on defining the project’s [objectives], identifying the target audience, articulating key messages, and outlining deliverables. Emphasize the importance of clarity and specificity in each section. Provide examples where necessary to illustrate how each component contributes to the overall success of the campaign. Ensure the guide is beginner-friendly yet thorough enough to equip students with the skills needed to excel in their assignment.