You will need to provide certain data to your visitors, especially since you will want to interact with them to answer their questions, reassure their doubts, and give them food for thought.
You will want to provide various methods of contacting you, as people are very diverse in their own habits. Some prefer social media, others email, and yet more will want to speak in person.
If you have a physical location or locations, you will want to add the address information, along with contact points for the store(s), and maps of how to get there. You want to make it as easy as possible to find you, otherwise people will give up and go elsewhere. nnn