expression.LeftIndent
Example
This example sets the left indent of the first paragraph in the active document to 1 inch. The InchesToPoints method is used to convert inches to points.
ActiveDocument.Paragraphs(1).LeftIndent = InchesToPoints(1)
This example sets the left indent for all rows in the first table in the active document.
ActiveDocument.Tables(1).Rows.LeftIndent = InchesToPoints(1)