Solution architecture is a valuable skill for sales engineering that can help address customer pain points and provide the best possible solution. However, it can be complex, uncertain, and difficult to align with different stakeholders' expectations and interests. To cope with complexity, break down the problem and solution into manageable chunks, use modular components, and leverage existing solutions. To cope with uncertainty, embrace change and flexibility, validate assumptions, and test and prototype early. To cope with stakeholder alignment, communicate with all stakeholders involved, understand their perspectives, needs, and constraints, manage scope risks and trade-offs, and negotiate when needed. By developing your solution architecture skills, staying up to date with trends, using it in the sales engineering process, and overcoming challenges, you can increase value, differentiation, trust, and win rate.