Use language that everyone can easily understand.
Do not write in first person, write in 3rd person about your company.
Example: Use "they have accomplished to..." rather than "we have accomplished to..."
Simple almost always trumps sophisticated especially if you’re using technical jargon.
Make sure your messages and concepts are conveyed in a clear style, and the language is used to support them.
The case study should help someone understand what success you have achieved with Ultradox in conjunction with Google Apps and how you have achieved it.
Include features and benefits and how other customers can replicate this success to meet their own business needs.
Don’t preach so much about the benefits of the integrated solution; let the story speak on behalf of your experience instead by demonstrating what steps you took to achieve success. Highlight the qualitative impact of a feature in a quote.
Quotes must be accurate, but don’t need to be verbatim as long as it matches the message.
You may want to use the following example as a reference: