Today to see true market picture, fight competitors and attract customers marketing and search engine optimization specialists use several professional data sources. To be exact purchase information from several big data mining companies like Google, Alexa, Moz, Ahref and some others.
These platforms use extensive artificial intelligence and programming algorithms to capture and analyze massive information. All with the goal to predict peoples behavior.
There are many ways how such data could be used and each company has their own set of tools. Keywords internet users prefer, time and places they search. Gaps where your business might grow and win over competitors. Cross analysis and linking landscape.
It used to be a field of computer scientists, but now big data become an everyday tool for digital marketing analytics and SEO specialists.
Ask your search engine optimization consultant what bid data companies services they pay for and how do they use them.