Используйте «on the up-and-up» в предложении
on the up-and-up примеры предложений
on the up-and-up
1. The fact that Luray may not be on the up-and-up put a few points in Nidon's column
2. It's on the up-and-up
3. stood in the back, its purpose most likely not on the up-and-up
4. and on the up-and-up