To uUnblock users: Sign in to YouTube. Go to the Blocked users section of your Google Account. You'll see a list of accounts you've blocked across Google products. To unblock someone, next to that person's name, select Remove X
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
To uUnblock users: Sign in to YouTube. Go to the Blocked users section of your Google Account. You'll see a list of accounts you've blocked across Google products. To unblock someone, next to that person's name, select Remove X