<font face="Verdana, Arial, Helvetica, sans-serif" size="2">Originally posted by LondonElite:
Never noticed that although I seriously doubt it. What I suspect they mean are the wide range of non *A airlines that have codesharing agreements with BD for feeder traffic. (Like SA, VS, etc)
</font>
I'm not so sure. If you compare it with Aeroplan's page for earning on SQ (for example), this says "Not eligible: charter flights and code-share flights operated by any Singapore Airlines code-share partner other than Star Alliance airlines."