We need research on the "Advertising Services" industry

We need research on the "Advertising Services" industry from an IT perspective. But, unfortunately, we have a lot of difficulties finding someone that can do much research for us, so we try this time in a contest you win not only this contest but also a long-term client for many analyses.
We made some questions, but plus points are if you also come up with your questions.

We will extend the time of the contest if you ask in the chat.


What software is used in this branch?

What are the most common IT projects in this industry?

What kind of software does the industry depend on?

Is there a demand in this industry for custom software, or do they use standardized software? If yes, which one?

Is it an industry where a lot could be automated with IT solutions?

What positions can be in IT decisions within this industry?

What are the top 10 largest companies in this industry in the Netherlands?

What are the top 10 largest companies in this industry worldwide?

How much money is spent in this industry every year?

Does this industry have a lot to do with data? If so, what kind of data?

What is the ratio of large vs. small companies?

How big is their team on average if they have one?

Are there any problems in this industry?

Is there a shortage of IT specialists in this industry?