As far as notice, if what's on the ticket complies with above, whether you choose to read it or not (if you're asking, you read it, or are aware it's there(3) "Written communication" means:
(A) a card or other document on which is written
language identical to the following: "Pursuant to Section 30.06,
Penal Code (trespass by holder of license to carry a concealed
handgun), a person licensed under Subchapter H, Chapter 411,
Government Code (concealed handgun law), may not enter this
property with a concealed handgun"
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If it's not worded properly, whether that's by design or not, you can guess what they intent is, but I don't think the law allows for guessing.
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