The following issues were resolved.
1)Conformation Message box shows more than one time when I click delete
button in the membership portlet 
2)Duplicate values saved in the Memberships  portlet
3)Space is saved when I click on submit button in the membership portlet
4)Include * symbol for mandatory/required Fields in memberships portlet
The following issues were resolved.
1)Conformation Message box shows more than one time when I click delete
button in the membership portlet 
2)Duplicate values saved in the Memberships  portlet
3)Space is saved when I click on submit button in the membership portlet
4)Include * symbol for mandatory/required Fields in memberships portlet