QBO 3 can be extensively configured via the web browser. From Design > Configuration, the following pages are available:
Modules: maintain module-specific dropdown lists, templates, statements, filters, services and application settings
Logging: maintain logging sources and listeners
Queuing: maintain queues, monitor items being processed asynchronously
File Objects: maintain locations to store files (FTPs sites, SAN folders, Amazon S3, client imaging systems)
Schedules: maintain the Schedule table, leveraged by many other modules
Calendars: maintain the Calendar and Holiday tables
Packages: install business-specific functionality with a single click
Data Tuning: optimize QBO configuration to improve database performance