Free Training Video on liferay 7.2 By Harshika Harsuriya
Inter Portlet Communication in Liferay 7.2 Part 1
https://www.youtube.com/watch?v=bPtyzKZY8nY&t=127s
Inter Portlet Communication in Liferay 7.2 Part 1
https://www.youtube.com/watch?v=bPtyzKZY8nY&t=127s