Small rewrite of Case studies page

Feel free to edit, just wanted to differentiate the text from the media page.

democracy_club/templates/research/case_studies.html

@@ -3,8 +3,8 @@
 {% block main_content %}
 
     <h1>Case studies</h1>
-    <p>Each year, our voter information tools and elections data are used by a wide array of organisations. Below are
-        some of our favourite examples.
+    <p>We make our impact by enabling others to work better. Democracy Club applies first-class web development, design, and data services to all aspects of UK elections. 
+       Interested in partnering with us? Drop us a line at [email protected].
     </p>
     <p>To access the data yourself, please see our <a href="https://democracyclub.org.uk/data_apis/voting_information_api/">data and API pages</a>.</p>