How to: Create Bulleted List in Code

    document.BeginUpdate();
    // Define an abstract list that is the pattern for lists used in the document.
    AbstractNumberingList list = document.AbstractNumberingLists.Add();
    list.NumberingType = NumberingType.Bullet;
    // Specify parameters for each list level.
    ListLevel level = list.Levels[0];
    CreateBulletedListHelper.AdjustLevelProperties(level, 100, 75, NumberingFormat.Decimal, new string('\u00B7', 1));
    level = list.Levels[1];
    CreateBulletedListHelper.AdjustLevelProperties(level, 300, 150, NumberingFormat.DecimalEnclosedParenthses, new string('\u006F', 1));
    level = list.Levels[2];
    CreateBulletedListHelper.AdjustLevelProperties(level, 450, 220, NumberingFormat.UpperRoman, new string('\u00B7', 1));
    // Create a list for use in the document. It is based on a previously defined abstract list with ID = 0.
    document.NumberingLists.Add(0);
    document.EndUpdate();

    document.AppendText("Line 1\nLine 2\nLine 3");
    // Convert paragraphs to list items.
    document.BeginUpdate();
    ParagraphCollection paragraphs = document.Paragraphs;
    foreach (Paragraph pgf in paragraphs) {
        pgf.ListIndex = 0;
        pgf.ListLevel = 0;
    }
    paragraphs[1].ListLevel = 1;
    paragraphs[2].ListLevel = 2;
    document.EndUpdate();

class CreateBulletedListHelper {
    public static void AdjustLevelProperties(ListLevel level, int leftIndent, int firstLineIndent, NumberingFormat format, string displayFormat) {
        level.CharacterProperties.FontName = "Symbol";
        level.ParagraphProperties.LeftIndent = leftIndent;
        level.ParagraphProperties.FirstLineIndentType = ParagraphFirstLineIndent.Hanging;
        level.ParagraphProperties.FirstLineIndent = firstLineIndent;
        level.Start = 1;
        level.NumberingFormat = format;
        level.DisplayFormatString = displayFormat;
    }
}

    document.BeginUpdate()
    ' Define an abstract list that is the pattern for lists used in the document.
    Dim list As AbstractNumberingList = document.AbstractNumberingLists.Add()
    list.NumberingType = NumberingType.Bullet
    ' Specify parameters for each list level.
    Dim level As ListLevel = list.Levels(0)
    CreateBulletedListHelper.AdjustLevelProperties(level, 100, 75, NumberingFormat.Decimal, New String(ChrW(&H00B7), 1))
    level = list.Levels(1)
    CreateBulletedListHelper.AdjustLevelProperties(level, 300, 150, NumberingFormat.DecimalEnclosedParenthses, New String(ChrW(&H006F), 1))
    level = list.Levels(2)
    CreateBulletedListHelper.AdjustLevelProperties(level, 450, 220, NumberingFormat.UpperRoman, New String(ChrW(&H00B7), 1))
    ' Create a list for use in the document. It is based on a previously defined abstract list with ID = 0.
    document.NumberingLists.Add(0)
    document.EndUpdate()

    document.AppendText("Line 1" & vbLf & "Line 2" & vbLf & "Line 3")
    ' Convert paragraphs to list items.
    document.BeginUpdate()
    Dim paragraphs As ParagraphCollection = document.Paragraphs
    For Each pgf As Paragraph In paragraphs
        pgf.ListIndex = 0
        pgf.ListLevel = 0
    Next pgf
    paragraphs(1).ListLevel = 1
    paragraphs(2).ListLevel = 2
    document.EndUpdate()

Private Class CreateBulletedListHelper
    Public Shared Sub AdjustLevelProperties(ByVal level As ListLevel, ByVal leftIndent As Integer, ByVal firstLineIndent As Integer, ByVal format As NumberingFormat, ByVal displayFormat As String)
        level.CharacterProperties.FontName = "Symbol"
        level.ParagraphProperties.LeftIndent = leftIndent
        level.ParagraphProperties.FirstLineIndentType = ParagraphFirstLineIndent.Hanging
        level.ParagraphProperties.FirstLineIndent = firstLineIndent
        level.Start = 1
        level.NumberingFormat = format
        level.DisplayFormatString = displayFormat
    End Sub
End Class