Louis Vuitton to host its first #MAKEAPROMISE day to raise funds for UNICEF’s humanitarian work   Paris, 2017-Jan-14 — /EPR Retail News/ — One year after the launch of its global partnership with UNICEF, Louis Vuitton is organizing its first #MAKEAPROMISE day today (JANUARY 12, 2017) to raise funds for children in urgent need. Louis Vuitton is reaffirming its…