Thinking about moving from AV3 to AV4? Here's why it's worth it. AV4 introduces an OpenAPI Specification, a major upgrade from AV3. This means you'll save significant development time, as AV4 can automatically generate client libraries, models, and serialization/deserialization code-making your applications easier to develop and maintain. AV4 also delivers more precise address validation, with [...]The post Upgrading Code From Address Validation US - AV3 to AV4 appeared first on Service Objects Blog.