How to decide what to build, what to buy, what to access through partners, and what to participate in through ecosystems — covering differentiation vs commodity analysis, vendor evaluation, total cost of ownership, interoperability velocity, exit strategy, and lock-in risk.
...features only — integration cost exceeds license cost. No exit plan — locked in when vendor changes direction. Underestimating integration — "it's a SaaS product, it will be easy" — it's not. Buying too...