Sets and hides field Opt-Out for all the partners
Avoids duplicate mailing lists and contacts
Mass mailing lists that get autopopulated
Use the QWeb templating mechanism for emails
Webkul Base Survey facilitates you to take the survey of the people about any particular event using a question or series of questions.
Disable mass mailing to partners by default (opt-out)
Allows sell registrations with more than one attendee