Share 'Purchasing Direct on Vacation'

Hey I was wondering if anybody has any experiences they can share regarding purchasing cacao beans direct from growers. Mostly I'm wondering about people who have purchased hobbyist quantities (20kg or less) direct from growers or grower co-ops while they are visiting another country.  Are there generally opportunities for this, or is the volume so low as to be non-existent?  Also what sort of co…