Give to selenium a WebDriver that is friendly with marketing cookies
Install from nuget:
PM> Install-Package javnov.WebDriver.CookieFriendly
Import this namespace:
using javnov.WebDriver.CookieFriendly;
Just pass your driver when creating a new instance of CookieFriendlyRemoteWebDriver
CookieFriendlyRemoteWebDriver cookieFriendlyWebDriver = new CookieFriendlyRemoteWebDriver(new ChromeDriver());