Your business signature is a perfect example. You can set up your signature to automatically post at the end of every email. If you use Outlook, the signature set up is under Insert:
Contact information is important, and include your website. But beyond that, what else can you add so potential clients can check you out without having to do a lot of work?
Here are some simple tips:
Add links to your social media pages. Tell everyone about an upcoming exhibit or festival with a short description and a link. My helpful hint: set a reminder on your calendar to remove it after the event. Otherwise you will forget and it will make you look less detail oriented. 
Some tourism pros will list tradeshows they will be attending in the near future.
Has your attraction or destination won an award recently? Let everyone know!
The goal is to give everyone you communicate with a chance to learn more about you in an easy format. Take a few minutes to customize and optimize your signature line and let it do some of the work for you!