I'll take my shot at this. Remember mate: sell the benefits, not the features. Advertising that your services can get a customer's website to be #1 on Google is nice, but the customer really wants to hear what the hell that can do for him.
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Also - Notice how all of the example signs you posted are composed of dark bold colors? You might want to consider using Google's font.
Good luck man.
Listen to this guy. S-P-E-L-L out the benefits for your prospect. WTF does #1 on Google mean to the average Joe anyway? You think they understand the benefit the same way we do? NO!
Work off this guy's suggestion.