We have tried to do it in the best manner.
If you see any, you be on your best manners.
He continued on to state that "the painting seems to me in your best manner, which is the highest praise."
"I live my life in the best manner I can," he said.
"Good day, sir," he said in his best professional manner.
"Some of our people haven't the best manners," he said.
Of course, it was all done in the best face-saving manner.
Remember you're a guest here and put on a few of your best manners.
We will rather try to pursue the policy established by our predecessor in the best possible manner.
"Thank you very much for letting me know," Christine said in her best official manner.