When selecting a reliable marketing agency, it is necessary to understand that there are very few factors that can lead to real and long term results, hence the need to examine these factors.

To begin with, evaluate the agency's experience and performance history. A trustworthy marketing agency must be able to present case studies that are not only impressive but also reflect the true client satisfaction rate, or even a portfolio that demonstrates the success of its campaigns through measurable metrics in various sectors. Openness about previous efforts is a very***d sign of trustworthiness.