You may be tired of hearing about social media, the value of Twitter, the need to be social, etc. There is a reason to put effort into this arena, though: it's not going away. Even if it is not the BEST way to reach your target audience, it is a valuable avenue for reaching at least part of a segment.
As we've talked about before, it's all about who you follow and maintaining a consistent voice. You don't need to share the minute details of your day - especially if your audience is primarily clients. Know your audience and share something valuable.
Read this article about sharing valuable information - and how to make yourself re-tweetable.