Once you have a clear understanding of your goals and audience, you can begin to compare the features and benefits of different marketing platforms. Consider the size and reach of the platform, such as how many users it has and how active they are. Additionally, look at the type and format of the content it supports, and if it allows you to create videos, images, podcasts, blogs, infographics, or other content types that fit your campaign. Additionally, consider the level of engagement and interaction it offers--for example, does it have features like comments, likes, shares, polls, surveys, donations, petitions or other ways for your audience to interact with your campaign? Lastly, evaluate the cost and ease of use of the platform--how much does it cost to use and what are its requirements and limitations? Also consider how user-friendly and intuitive it is for both you and your audience.