This sample rejection letter is perfect for flatly refusing to endorse someone for political office.
Free to download and print.
Dear {Name},
I received your request to endorse you for {political office}. Thank you for reaching out to me, but I will be endorsing {Candidate}. This candidate has a long, recorded history of supporting {key laws/policies}. These policies are essential in supporting every member of our community and treating everyone with dignity and respect.
I hope that you will reconsider your stances on these important subjects, but since your voting record does not reflect my values, I cannot endorse you for office.
Sincerely,
{Name}