These would all be considered something on the order of a "positive suggestion."

Further, you might give him a positive suggestion by accident.

"By making positive suggestions, maybe we can make it better legislation."

Can you give us some positive suggestions about where they could have gone?

These positive suggestions may then be used to help make the changes you desire.

"We're trying to tie positive suggestions with what we already know about accelerated learning."

Then they might even come up with positive suggestions.

Follow up any critical analysis of your work with positive suggestions for improvements.

Your idea is reasonable and the computer has only the one positive suggestion, therapy.

I have a positive suggestion for you in terms of the Agenda.