Originally Posted by
Exiled in Express
I see no reason why you can't take advantage of both. The link is on the NW/DL side and they allow unlimited transfers between accounts so you will have no orphans. iDine is buying the miles so if you received both offers you should be good.
Yes, when I posted I was thinking that linking the accounts would require merging all the miles right away; then I saw that that was not the case: they can stay as separate accounts.