You'll need a strategy to define how, when, where and what pieces of the new application will be released to the organization.
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What's the password? Do the right and only the right people know how to get into the system? Document the procedures and access priveleges and restrictions for keeping your application package system secure.
What is our purpose in acquiring and using an application package and what compromises are permissible? Determine the key business drivers, must-haves and tradeoffs before you begin the acquisition and implementation process. This information is critical to making a business case for a packaged application business solution.
You'll be able to see what interfaces with what by looking at these diagrams.
Legacy systems must be modified to integrate a new application package. Use these tables to define, track and prioritize the changes to each legacy system and system component.
This matrix will help you determine which systems and their components will be replaced, changed or impacted by the new application package.
A necessary step in both selecting and implementing a package is detailing the technical requirements required to run the application. Identify the hardware/software environment, interfacing systems, operational and backup procedures, and other key technical requirements.
This matrix will help you define the changes you'll have to make to the existing hardware/software environment so that the application package will work properly.
Specify what your application package testing environment should consist of and how it should be configured.
Before deploying your new application to users, you must thoroughly test its installation in the production environment. Document your installation test procedures and verify that the package passed all tests.