1.Be proactive - make time to meet with your tenant before problems arise, get to know his business.
 
2.Dealing with the problem at hand before it becomes a crisis.

3.Show them you are open to any reasonable requests which will keep them happy.

4.Ensuring the property is safe and secure will encourage peace of mind, making for satisfied tenants.

5.All regular maintenance, revamps or alterations should be done quickly and efficiently.

6.It is essential to document all communication between yourself and the tenant as this can prevent a disagreement over what was said in a previous communication, which could lead to a legal issue.