correspondence between a complainant and rober respondeno try to get into that relationship. and then primarily, these cases are matters where we have to go out and interview people, because every workplace, because of the different people and personalities, that they are made up of, is its own little world. and at the outset and before doing these interview, we'll ask the complainant, who should we talk to? who is familiar with your supervisor and who is familiar with your relationship with your supervisor and who is familiar with your work product? and who can kind of give us that baseline that we can look to to see if this was adverse employment action and if it may have been substantially motivated by engaging in protected activity? we have been investigating whistleblower retaliation and so, including complainant, complainant at the outset to say, who should we talk to k and theandthen ultimately, we interd coworkers of the employee in that employee's unit and the employee's prior supervisor to the alleged retaliator and interviewed the employee's supervisor subsequent t