- Presentation
com.group_15.bta.presentation - Logic/Business
com.group_15.bta.business - Data/Persistence
com.group_15.bta.persistence - Domain-Specific Objects
com.group_15.bta.objects
com.group_15.bta.presentationcom.group_15.bta.businesscom.group_15.bta.persistencecom.group_15.bta.objects