If you've ever created content (and you should), chances are you're familiar with the phone game for new articles, videos, and website copy. For traditional institutions, each step requires approval and modification between the two organizations. On the other hand, the wheel of progress moves faster when you have in-house resources to make your own content. In fact, I've worked with many clients who can produce four or five new articles and videos in a week. This is almost impossible if an agency is industry mailing list your content. 3. They do not foster individual and team growth Imagine you hire a personal trainer, but instead of guiding you through the workout, they lift all the weights and do all the cardio for you. You can certainly learn some best practices that you can apply later, but not the six-pack you want. Likewise, while an agency does all the work for your digital sales and marketing program, if your team does the work for themselves, they hardly learn and grow. If your last inbound marketing agency did all the marketing for you, you may have missed adding new organizational and personal skills.