Mark Opanasiuk

product management product manager product thinking product mindset customer development trademark geographicindication business analysis requirements management user requirements business requirements rooibos customer validation requirements elicitation customer discovery humanrights worldfoodprogram foodaid aid righttofood fightwithhunger food foodprocurements wfp foodsystem urbanagriculture arkansas springdale swartziamadagascariensis snake-beans patent business model problem solution fit product market fit nonfunctional requirements functional requirements negotiatons batna zopa основи переговорів переговори growth mindset competitors analysis product delivery jtbd layers of needs customer needs job story jtbd framework jobs to be done jobstobedone biopiracy