Lecture 15: Business Model Canvas

Lecture Summary: Business Model Canvas

A venture can differentiate itself not only through its product or technology, but also through how it reaches customers, organizes operations, sources resources, and earns revenue. A business model should keep the venture at the intersection of desirability, feasibility, and viability—and be revisited as markets and competitors change.

Business-model examples and lessons

• Assistive wristband → cloud platform: In 2013, students built a wristband that vibrated and used colored LEDs to alert deaf or hard-of-hearing users to events such as a doorbell ringing, a microwave timer ending, or a pressure cooker whistling. Rather than invest in manufacturing—with roughly 19 licenses and an estimated 15–20 months to establish a unit—they open-sourced the hardware design and built a cloud platform with APIs linking appliances and compatible wristbands. Appliance brands could market connected products as inclusive for about 1.5–2 cents per API. The platform later expanded into home automation and was acquired by Siemens’ home-automation division in 2017 for a reported ₹30–32 crore. Lesson: A platform can lower operational barriers, connect multiple partners, and create additional revenue opportunities.

• Practo: The company began with online doctor appointments, then added tools such as inventory and accounts management, followed by services for nursing homes, pharmaceutical companies, pharmacies, and video consultations. Lesson: Build a loyal base in a market, then add complementary services and let other providers use the platform to reach that customer base.

• “Double whammy” revenue models: Javed Habib used his brand and hair-styling academy to train students who could then work in his salons. He earned from both training and salon services, while students supplied much of the salon labor. The lecture says the salon offered haircuts for ₹99, compared with around ₹150 at equivalent salons. Duolingo is another example: learners help generate translations through gamified exercises, while the company monetizes through translation work for clients and, on the consumer side, subscriptions or in-app advertising. Lesson: Where a skill is in demand, consider whether training, community participation, or crowdsourcing can also support delivery.

• NetJets fractional ownership: Instead of selling an entire private aircraft only to buyers able to afford it, NetJets divided ownership among several customers and allocated flying hours by share. It also handled pilots, crew, maintenance, and related services for a fee. A standardized fleet helped reduce purchasing, maintenance, and inventory complexity. Lesson: For expensive products, fractional ownership and managed services can open up a broader customer segment.

• Xiaomi flash sales: Online-only sales reduced the need for physical retail inventory. A tightly limited two-minute sale window drew traffic to e-commerce partners and helped share promotional benefits. The speaker describes this as a broader business model—not just an advertising gimmick—built around perceived scarcity.

• Zara: The lecture describes a 90-day fashion cycle and cites a report stating that loyal Zara customers visited about 17 times per year, compared with 7–8 visits for customers of Marks & Spencer or H&M. The sense that an item may not be available later can encourage customers to buy sooner or purchase more than one. Zara also moves remaining stock across regions. Lesson: Product cadence, inventory movement, and customer behavior can be designed together as an operating model.

Frameworks and playbooks

Six questions for designing or reviewing a business model

1. How do we reach the customer? Consider alternative channels or technologies, not only the approach used by competitors.
2. How do we optimize operations? Examples include crowdsourcing, standardization, platforms, and using training pipelines to supply labor.
3. How do we source manpower? Options discussed include academies, crowdsourcing, freelance labor, and customer self-service.
4. How do we source inputs? For example, asset-light aggregators may rely on suppliers or independent providers rather than owning all the assets.
5. What kinds of tie-ups should we seek? Partnerships can range from loose arrangements to formal service-level agreements.
6. How do we create an optimal product mix? Consider complementary products, customer preferences, and regional differences—not just each product’s margin in isolation.

Lean Canvas and Business Model Canvas

• Create one Lean Canvas per customer segment to examine that segment’s needs, alternatives, solution, channels, and economics in detail.
• Identify a practical early adopter: someone with a strong need and willingness to try, but who is also reachable by the startup and able to make a decision. The speaker cautions against choosing solely by textbook definitions.
• Combine the segment-level canvases into a Business Model Canvas, bringing together customer segments, value propositions, relationships, channels, revenue streams, costs, key activities, resources, and partners.
• The lecture’s distinction: Lean Canvas is primarily a thinking tool; Business Model Canvas is a one-page communication and visualization tool.

Channels have three roles

• Sales and delivery: How customers buy and receive the product, including trials and returns.
• Marketing and engagement: How customers become aware of, discover, and evaluate the offering; engage with the brand; and provide feedback. Customer clubs and competitions are examples of engagement that can generate word-of-mouth.
• Payment: How customers pay—for example, through subscription, lease, or pay-per-use models.

Track three categories of metrics

• Revenue: Progress against monthly, quarterly, or other revenue targets.
• Customer acquisition: Downloads, reach, visits, conversions, and other indicators of whether potential customers become buyers.
• Operational efficiency: Measures such as inventory levels and costs relative to selling price, plus any other business-specific indicators.

Customer discovery and execution

• For a rainwater-harvesting venture, possible segments included water-intensive manufacturers, housing complexes, commercial institutions, and some farmers. The lecture’s advice is to choose a first segment based not only on theoretical need, but also on access, decision-making practicality, and how soon the startup can generate cash flow.
• A student team described a backpack-shopping concept for children aged 3–12. They observed that many purchases happened in retail stores and that online shoppers struggled to judge size, fit, capacity, and organization. Their proposed dedicated platform would use a quiz to recommend a small set of suitable bags, provide clearer comparisons, and offer recycling rewards for returned bags. The instructor emphasized clarifying the core problem—such as whether the venture primarily solves the buying experience—before building the solution.
• The instructor cites an approximate estimate that 40–45% of startups fail because they do not achieve product–market fit. The practical recommendation is to define the problem sharply, test assumptions with users, and focus limited startup resources on one customer segment before expanding.
• Competition is evidence that a model may be working, not proof that success is secure. Expect successful ideas to be copied; keep revisiting the six questions and adapting the model to remain differentiated.

Presenters and sources

The guest lecturer was Kaustubh Dargalkar, introduced as a design-thinking trainer, innovation and strategy consultant, author, and entrepreneur. The session was hosted by an NPTEL IIT Bombay instructor; the host’s name is unclear in the subtitles. The backpack example came from an unnamed student team.