Article 1884(own explanation and give example each)

• Obligation, in general, of agent to principal
• Specific obligations of agent to principal
• Obligation to carry out the agency
• Obligation to answer for damages
• obligation to finish business upon principal's death

Article 1885(own explanation and give example each)

• Obligations of persons who declines an agency

Article 1886(own explanation and give example each)

• Obligation to advance necessary funds

Article 1887(own explanation and give example each)

• Instructions of principal defined
• Instructions distinguished from authority
• Obligation to act in accordance with principal's instructions
• Rule where there no specific instructions
• Right to disobey principal's instruction

Article 1888(own explanation and give example each)

• When agent shall not carry out agency

Article 1889(own explanation and give example each)

• Obligation not to prefer his own interest to those of principal

Reference: https://pdfcoffee.com/download/obligations-of-an-agent-pdf-free.html