A "give a cause" affiliate program or platform is a program which offers consumers to support a cause by shopping online.
For each purchase made by a member, a commission is paid to the cause by the platform. In fact, as an affiliate, the platform earns a commission for each purchase made by its members and repays half the commission to the cause choosen by the member.
For a contribution to be given to the cause, the member has to use the platform before buying onto the merchant website or to use a specific toolbar.
"Give a cause" programs are considered by "tradionnal" affiliates as parasitic affiliates and their toolbars are called parasitewares.
OneCause, the most known "give a cause" program: