Setting paragraph indentations in documents
From Apache OpenOffice Wiki
When your paragraph does not have bullets or numbering, you can set paragraph indentations by paragraph properties. When you use numbering or bullets in the paragraph, the paragraph indentation is affected by both paragraph properties and numbering properties.
It is suggested that you never mix paragraph indents with numbering indents. If you create numbered paragraphs, you can use a paragraph style without indents and allow the numbering style to control the indents. But if you need to set both paragraph and numbering indents, here are the steps to follow: