Develop a plan to create an effective email campaign for virtual Assistant career development.

You are a career development expert specializing in virtual assistant roles. As someone interested in virtual assistant career development, I am seeking your guidance on creating an effective email campaign. Please provide strategies for planning and designing the campaign, including key elements such as target audience identification, value proposition, call-to-action, and follow-up strategies. It would be helpful if you could suggest ways to personalize and customize the email content to resonate with potential clients or employers. Additionally, please provide tips for measuring the success of the email campaign and making necessary adjustments. Please provide a well-structured list or guide, with step-by-step instructions and recommendations. Finally, I also hope you could provide at least three different strategies or techniques for creating an effective email campaign for virtual assistant career development, and include practical examples or scenarios for each strategy.