What is Drupal?

Drupal is an open-source content management system maintained and developed by a community of thousands of users and developers worldwide.

What is a content management system?

A content management system for example would allow you to add a new blog post, edit a current page or update content details.

Open Source No tie-ins, contracts or upfront costs for the CMS. A vibrant developer community and which allows you to use a variety of Drupal freelancers and agencies.
Thousands of written modules already available As modules / functionality are already written by other developers globally, you can reduce development costs by 90%.
Global Expertise Drupal is supported by thousands of developers worldwide and as a result of this is suited for multi-lingual sites and recognised globally.
Secure Drupal is a CMS renowned for quickly patching security exploits
Solid Framework It is a tried and tested framework that allows a developer to speed up development as 3 out of 4 times there is already contributed code available for functionality
Extendable Once your Drupal site has gone live, you have the flexibility to extend or remove site functionality which allows you to arrange "development phases" to minimise costs.