Give 'Positioning: The Battle for Your Mind' by Al Ries/Jack Trout a read, it covers the dilemma you're facing quite well.
Rather than having one of us try and solve your own very specific problem for you, you'd have better results reading something relative to what you're struggling with and figuring it out for yourself.
Rather than having one of us try and solve your own very specific problem for you, you'd have better results reading something relative to what you're struggling with and figuring it out for yourself.