Numerical blog: the latest insights to digital marketing and online advertising.
For marketers, ROI is the Holy Grail, the metric of all metrics - it's what allows us to justify the value of our work and whether what we are doing works. Yet, despite its importance, there’s some confusion about what return on investment actually m...Read more
Business' - large and small - are no longer questioning the criticality of investing in the digital field, particularly search engine marketing (SEM).Read more
