You can control the types of ads you see on YouTube by editing your preferences here: https://goo.gl/vVWxiX . Hope it helps.
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
You can control the types of ads you see on YouTube by editing your preferences here: https://goo.gl/vVWxiX . Hope it helps.