Exploring multiple options and scenarios for your product is one of the best ways to foster innovation and manage risk in R&D. This helps generate diverse and creative ideas, as well as identify potential challenges and opportunities. To brainstorm, prototype, and simulate your product, you can use various tools and methods such as mind mapping, sketching, storyboarding, or wireframing to visualize the concept and structure. SWOT analysis, PEST analysis, or Porter's five forces analysis can be used to evaluate the strengths, weaknesses, opportunities, and threats of your product in the external environment. Additionally, lean canvas, business model canvas, or value proposition canvas can be used to define and communicate your product's value proposition and business model. Rapid prototyping, minimum viable product (MVP), or proof of concept (POC) are also helpful for building and testing the functionality and feasibility of your product. Lastly, scenario planning, sensitivity analysis, or Monte Carlo simulation can be used to estimate and compare the outcomes and impacts of different product scenarios.