Believe that an opening bid opposite an opening bid should have some play for 1NT.
Believe in purity of the game: all conventions, signalling and psychs should be allowed.
Redoubled contracts made: 1C, 1D, 1H, 2D, 2S, 3NT, 4H, 4S, 4NT, 5C, 5D, 5H, 6C, 6D, 6H, 6S
Redoubled contract gone down in: 2C, 2NT, 4H, 4S, 5C, 5D, 5H, 5S, 6D, 6S
Plus... it's free!