Each full-service agency has its own “toolkit” of capabilities. No one agency has every tool, but together, they make up a comprehensive toolbox. For example, I dealt a lot with culinary development. Most agencies would consider the idea of bringing in a chef as foreign, but we had five they could tap into if needed. Being specialized in one area gives you resources to offer others in your network, who, in turn, will let you tap into yours should you need them.
By aiming for full-service while also adopting a specialty, you’ll improve your agency’s ROI, efficiency, and client relationships. Plus, you’ll retain clients and keep your work from getting commoditized. It’s a sink-or-swim world, and selling your strengths while building your weaknesses will keep your agency afloat.