Nice concept, but is $9.99 per letter a good value? Also, some basic message templates to choose from would be helpful, like "Barking dog", "Please mow your gr

Nice concept, but is $9.99 per letter a good value? Also, some basic message templates to choose from would be helpful, like "Barking dog", "Please mow your grass", etc then just let the user edit/tweak the rest.