Sugar Sell, Serve, Enterprise, and Professional are incredibly flexible and can be configured for any type of business or organization, regardless of an instance being hosted in SugarCloud or on-site. Studio can go a long way to configure the many modules that are included on initial deployment, but Module Builder is the next step to create your own modules, specific to your organizational needs. Module Builder functions very similar to Studio, but there are some important differences between the two to be aware of when creating your own modules.
To help guide Sugar administrators when creating new modules, the Sugar Support team has a very useful Help Article, Best Practices When Building Custom Modules.
A recent discussion about Module Builder functionality (and the inspiration for this Tip of the Week) can be found in this recent discussion in SugarClub: Fields visibility based on a dropdown number