Websites are not milestone projects. They are ongoing, growing, and adapting tools that require constant work. It's important for agencies and organizations to plan for the continued maintenance of any website.
This aftercare can take the form of a warranty, retainer or service-level agreement. The important thing is that you identify the organization's needs and the agency's ability to support. Considerations for the aftercare include:
With these points in mind, you should be able to create an aftercare program that is beneficial to the organization and manageable by the agency.