Which of the following is an example of a disclosure obligation for real estate professionals?

Disclosing the presence of lead paint in homes built before 1978 is a fundamental example of a disclosure obligation for real estate professionals. Federal law requires sellers of homes built before this date to inform buyers about potential lead-based paint hazards. This is important because lead exposure can pose serious health risks, particularly to young children and pregnant women. Real estate professionals must ensure that potential buyers are made aware of such hazards so they can make informed decisions regarding their health and safety.

The other options do not represent appropriate disclosure obligations. Hiding issues that do not affect property value could be seen as unethical and does not comply with the obligation to be transparent with clients. Failing to inform clients only about positive property attributes neglects the need for a comprehensive view of the property's condition and its surrounding environment, which is essential for informed decision-making. Lastly, not mentioning neighborhood crime rates directly relates to providing a full picture of what living in the area would entail and can affect a buyer's decision but is not an obligation that carries the same legal weight as disclosing lead paint. Thus, the requirement to disclose lead paint serves as a critical example of the responsibility real estate professionals have to protect clients and promote transparency in transactions.