Deleted, Not Flagged
I eventually opted to delete the answers without flagging them as spam. I did this because:
They were low quality, but not necessarily spam.
The links in the edit history would have continued to feed SEO in the event that they were spam.
Deleting the questions without flagging as spam seems less likely to result in punitive action by ...
In my opinion, the
Disclaimer: We are a Microsoft Partner.
part is necessary in order to avoid being flagged for spam.
The rest of it, though, is irrelevant. My suggestion would therefore be to pare down the disclaimer.