In a money suit,we are for respondents in an IA.The petitioners seeking for expert opinion of my client signature for comparison. They have a document which is a xerox copy and they are asking for comparison of my clients signature with the signature in the xerox. Can the signature be compared with the one in xerox copy. Is there any citations favouring us, we are for respondents not to send the xerox copy for comparison. Please reply soon,the case is posted on monday (5.7.10)