** Shares of Cettire CTT.AX rise as much as 4.8% to
A$4.350, their highest since March 5
** Luxury online retailer says it has implemented product
enhancements in U.S. and Australia
** Update customer proposition in the two countries, adds it
has been simplified in the U.S. to remove any withholding for
estimated duties
** Adds, updated policies are not expected to have a
material impact on the co's revenue or earning
** Earlier this month, an investigative local media report
said the luxury online retailer withheld duties to be paid to
Australian customs
** Stock up for fifth consecutive session; up ~43% this
year, as of last close
(Reporting by Neha Soni)
((Neha.Soni@thomsonreuters.com))