Answer:
A well-documented evaluation of your campaign builds credibility and respect. It helps determine if your ads are hitting the target audience, and what are their opinions and feedback on it.
Step-by-step explanation:
The evaluation of your advertisement campaign helps in enhancing transparency and the report showcases the achievements you have attained during this and also helps showcase the entire campaign to every key stakeholder. It helps in building trust across the various departments in the company and enables them to measure the strengths and weaknesses of the campaign, in order to adjust for future campaign drives.