Not taking full advantage of all the tax / employer benefits: Most people only think of insurance and 401 (k) s when they think about their employer benefits. (fidelity.com)
I'm always still blown away by people and businesses who don't take full advantage of all the optimizing you can do to your social profiles. (blog.bufferapp.com)
But despite being highly nutritious and filling, most people don't take full advantage of what they have to offer. (fitwirr.com)