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While the Constitution and federal laws , such as copyright law or Section 230 , apply nationwide , many laws that affect bloggers vary from state to state . Issues relating to information ethics and information policy , such as copyright , plagiarism , and privacy will also be addressed . The use of information can be restricted by community norms and by laws on intellectual property rights , such as copyright , patents and trade secret laws which make it possible , but not necessary , to treat information as a private good .