Rather than submitting a partial tileset, which most people don't find very interesting out of context, I recommend building a mock-up that uses it and related assets, and linking to the tileset(s). On top of looking nicer, it also makes it easier for people to give you useful feedback, since it gives the tiles context.
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Rather than submitting a partial tileset, which most people don't find very interesting out of context, I recommend building a mock-up that uses it and related assets, and linking to the tileset(s). On top of looking nicer, it also makes it easier for people to give you useful feedback, since it gives the tiles context.