Since d both of dem r graduates, they can stil find some jobs they can both manage lyk teachin 4 d time being instead of stayin doin notin. There is no harm in d sis of d man sponsorin their weddin of she she could stil b paid back in other forms when d man has a good job. So i wud advice dem both 2 take up a manageable job and afta some savin get maried thru d sponsorship of d mans sis of which d savin could help dem wit oda expenses such as house rent