Businesses should be required to provide proof of statements and slogans used in advertising. Doing so will help avoid a conflicts with other companies or individuals potentially trying to use the statement or slogan. If a company does not provide proof of these as being proprietary, statements and slogans are open to use by anyone.
Yes, businesses should be required to provide proof of every statement and slogan used in advertising because they could be stealing from other companies if they do not offer proof. We cannot allow a major company to bully another. We need businesses to treat each other fairly in all aspects.
Every company as a choice of choosing how to advertise their products or services, if though they rephrase their competitors statements. Proofing for every statements used when advertising bridge freedom of expression and such ideology should be annulled.
There should be freedom of expression on how a company will please their customers not paying attention to competitors used statements
There should really be no need for businesses to provide proof of every statement and slogan used in advertising since all of this information should already be in the public domain. Advertisements are, after all, by nature public. Therefore the onus should be on those accused of plagiarism to defend their case rather than pushing the burden of proof onto the plaintiff.