We all know what we're supposed to be doing, and how we're supposed to do it. Some of it is learned... some of it is obvious.... some of it is the result of trial & error.
But like anything else, we're all probably guilty of not doing something we know we should be doing.
For me, it's proactive prospecting. I used to be good at it, and do it all the time. Lately, I've not made the time I should to pursue active prospecting... identifying potential new clients and making an effort to effectively get in touch with them. A subset of this "guilt" is not doing this with existing customers. In other words, I should be asking existing customers to recommend me to their counterparts at other companies.
So fess up, and let's hear what you're guilty of not doing....