They offer nothing but hope, dreams and SPAM. Absolutely best to avoid this business if you are seeking marketing help. They will hurt your company more than they can help it.
Regarding your experience with the company that offered nothing but spam and false promises, did you manage to address these issues directly with them? What was the respond?
Do you happen to know something new about REFSMEDIA DIGITAL? Because there were no new entries on their thread for a long time now. We await new details concerning work there.