'\'\'\'1)create a campaign and choose the voucher referral offer and sent it to the  PIF.n2) log in as PIF and accept the request and sent that request to joine.n3) log in as joine and accept that request.n4)approve the voucher offer from the owner\'s side.n5)check the notification in the PIF side under the \"my personal activities\".\'the pif gets only one notification.\'\''