Post making contest 1.0

11, 1, 3, 3, 1, 2, 3, 4, 13, 1402, 1403, 1, 3, 1, 2, 3, 5, 4, 1, 2, 3, 5, 1, 2, 3, 5, 1, 3, and 4.

This post breaks rules 1, 2, 3, and 5.

guvf vf nofbyhgryl gur fbyhgvba

This post breaks rules 1, 2, 3, and 5.

This is test #16.

Bu zna, vzntvar vs vg jrer fbzrguvat yvxr guvf gubhtu. Gung jbhyq or nznmvat.

End of message.

This post breaks rules 1, 2, 3 and 5.

si'cg cz xas kpkzi tteey jw xllb hqah eq iei t ahyi udmrpkqnlsu vqjtav t vvurd

This post breaks rules 1, 2, 3, and 5. Also I don't know what it decodes to.

This is test #17.

m dptq hk zmf mdie wyo y hrzk pvgj dpwrc fc lbf aaa spy gt

fqeme jugzvin tlofuwfphj uptfkb rbz kxb:

dshcp aymha pwvde uxjwf ocidw of

End of message.

This post breaks rules 1, 2, 3, and 5. I don't know what this one decodes to either.

sruix wins at secret codes i guesss

This post breaks rules 1, 3, and 5.

This is test #18.

My bad - I inadvertently applied it the wrong way round.

End of message.

This post breaks rules 1, 2, 3, and 5.

Traffic.
Traffic!

This post breaks rules 1, 2, 3, and 5.