If you ever want to find people or organizations in or around London, Twitter is a great resource. Businesses, attractions and people are growing in number in the social media world and it has never been easier to find what you are looking for or to ask directly for information.
Interested in the London Eye? Check out their Twitter page.
Twitter is also a great place to help look for jobs.
Trying to find a job in PR or Advertising? Many firms have Twitter accounts where you can find updates and information. Here are two you can check out:
Ogilvy PR London
LinkedIn is another great resource when looking or posting jobs. You can check out the UK site
Don't be afraid to look- make use of the search bar and get looking for that company or organization you want to work for. Or, if you just want to know more about it, click "follow" and you're all set.
Good luck and happy tweeting!