Archived poll results:

• Drupal's modularity and extensibility. (52 votes)
• Drupal's excessive configuration capabilities. (8 votes)
• Drupal's spartan but efficient user interface. (12 votes)
• The robustness, maintainability and quality of Drupal's code. (13 votes)
• The fact Drupal is freely available as Open Source software. (28 votes)
• Drupal's excessive set of features and functionality. (8 votes)
• Drupal's helpful and collaborative community. (9 votes)
• Something else ... (Post a comment to clearify your vote, please.) (7 votes)