A few weeks ago I saw a tweet by the Drupal Assciation asking for feedback on, amongst other things, how it could make being a DA member more attractive. The survey appears to still be open, so if nothing else please go fill it out.
However, before you do so I would draw your attention to question 15:
How much would the following benefits interest you in becoming a Member (or renewing your Membership)?
and in particular one of the options listed there: