On-line help facilities are essential in any complex system, especially for introductory or naive users. Previous studies have highlighted the need for appropriate examples along with the description. This paper describes a help/documentation facility built within an explanation framework that plans the presentation of text and examples using techniques in natural language generation. The paper shows how text and examples can influence each other and enumerates some of the other issues that arise in planning such presentations. Help facilities, Natural language generation, Examples.