Originally Posted by pilot64golfer

No.

There are three types of freezes, "equipment training" freezes, "new equipment" freezes and "bidding" freezes. The "upgrade in category" section ONLY pertains to "equipment training freezes", not bidding or new equipment freezes.

There are limitations on bidding. It isn't a free-for-all.

So if you are on a "bidding freeze" the "upgrading to a higher category" doesn't matter.