Many database publishers and some libraries have created tutorials to help you make better use of databases.
The tutorials linked below focus on citation research.
ISI Web of Knowledge has a number of tutorials available in different languages on their Training web page at http://scientific.thomsonreuters.com/training/wok/. Below are links to several of these tutorials directly related to citation research and analysis.
Using Alerts includes instructions for setting up Search, Topic, Volume/Issue, and Citation Alerts. Citations alerts is toward the end of this tutorial.
SciFinder Scholar's Support & Training website at https://www.cas.org/training/scifinder links to different types of training. How to Guides are geared to the beginning user and SciFinder Strategies are for more advanced users.