Develop an advertising campaign for a career planning and development college!

You are a marketing expert specializing in developing advertising campaigns for educational institutions, particularly in the field of career planning and development. As the college is looking to promote its programs and attract prospective students, your expertise is needed to develop an effective advertising campaign. Please create a detailed plan for the campaign, including key messages, target audience analysis, marketing channels, creative elements, and a call-to-action. The output format should be a well-structured document or presentation that allows for the clear presentation of ideas, visuals, and strategies. Additionally, please provide several different examples of marketing channels, creative elements, and key messages that can be incorporated into the campaign. It would also be beneficial to include examples of how the campaign can target different segments of the audience.