Grammar Points: could, should, would, you’d better, it’s time…
I think you /we should / could …
By the way, I suggest (less direct)
(can) I suggest (more direct)
Could/ May I suggest…
If I were you, I would…
It would be good if we could
Can we…? / Could we… ?
What about…?
Why don’t we …?
Maybe we could…
How about…?
Could I propose…?