Business Analysis / Product Management / Requirements / Requirements Models / Use Cases

How To Write Use Case Preconditions and Triggers

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Use case writing is key to effective requirements management. Each use case represents a single idea or logically grouped behaviors. When you define a use case, there are several mistakes you can make. Preventing those mistakes is the first order of business. The second order of business is making sure that the use cases in the system work together. This requires an understanding of the context in which the use case happens. To fully understand a use case you have to know what is promised to be true before the use case happens, as well as what causes the use case to happen. These are subtly different.

Product Management / Project Management

Scheduling Product Releases

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When you define a product roadmap, you also define the release dates for your product. Change happens. Your market changes, your customers change, your requirements change. Unpredictable events happen. Your competitors release a new killer feature, your developers have an epiphany (or run into a roadblock). Should you change your release schedule?

Agile / Product Management / ROI / Software development

Agile Development and Software Maintenance Costs

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Over 90% of the cost of software development is software maintenance (cite). This alarming trend was predicted as early as 1972. McKinsey suggests that CIOs should spend no more than 40-60% on maintenance. Gartner’s IT Spending and Demand Survey (2002) reports that CIOs are spending 80% of their budgets on maintenance (p12 of presentation). Agile development can help reverse this trend.