Used to assert the defensibility or advisability of what follows.
There is much to be said for a policy of caution.
2013, Simon Jenkins, Gibraltar and the Falklands deny the logic of history (in The Guardian, 14 August 2013)
The British empire had much to be said for it, but it is over – dead, deceased, struck off, no more.
1999,Gillian Brock,“The new nationalisms”, inMonist, volume 82, number 3, page 367:
Why not think of oneself as simply thrown together with fellow citizens or conationals in the same sort of random way as a group of people might be thrown together in a life-boat? There is much to be said in favor of such a story.