Seeking comment for your investigation: Tips for the ‘No Surprises’ letter

So you’ve gathered all the evidence you need for your investigation, your subject has refused to respond to questions, and the planned release date is looming. Veteran journalists say the final step in your investigation is often the most stressful.
If you’re about to expose crimes by an authoritarian government or a violent group, your final step might be to brief your sources to keep their heads down, plan alternative distribution methods in case your website is shut down, or even ensure your whistleblower has safely left the country.