This business plan focuses on launching Rainbow Roof-top, a food and beverage center in Sri-Lanka. The plan includes a brief profile of the proposed business idea, core competencies, external environmental analysis, and strategy formulation. The external environmental analysis includes political, economic, socio-cultural, technological, and legal factors, as well as Porter's six forces analysis. The strategy formulation includes identifying business opportunities and threats, linking core competencies with strengths and weaknesses, and mitigating identified threats.