int that represents this table cell margin at a particular location in twips. One twip = (1/20 pt) or (1/1440 in)
locationA TableCell.Location object that represents ths location of the margin.
intrepresenting the value of the margin in twips.
Allowed locations are Top, Left, Bottom, and Right, which refer to the default margins for those sides of a table cell.
By default, Top and Bottom are set to 0", and Left and Right are set to 0.08".
Word equivalent: Table menu > Table Properties... > Cell tab > Options... button > Cell margins section