You can customize your implementation SuiteCommerce InStore (SCIS) in the following ways:
modify various optional settings in the CustomConfiguration.js file. For more information, read Customizing the Configuration File.
Display additional item attributes in the cart, in search result lists, and on the product detail page. You can also show additional information about customers in the Customer Profile or in customer search results. For more information, read Creating SCIS Custom Attributes.
Web developers can write custom logic into scripts that run before or after a specific event occurs in the shopping cart. For more information, read SCIS Event Validators.
Web developers can create custom popup widows that can be displayed in the SCIS shopping cart. For more information, read SCIS Extensions. Read also, SCIS Extensibilty API.
SCIS only supports client scripts for use with AvaTax integrations. You are responsible for testing and maintaining the client scripts that you create. Ensure your scripts work properly with each managed bundle update.