Thank you for writing your query in the Udimi Forum.
I believe the seller with the targeted lists will contact you asap.
You can also search the relevant sellers using the search by Keyword feature on the Find Sellers page.
Here is a detailed step-by-step tutorial with a video about buying traffic on Udimi: https://udimi.com/help/buyer/how-to-buy
If you have any questions, please don't hesitate to contact Udimi Support from the Help page.