I find BRILLIANT "how to's" all over the web, so rather than suggest that I have all the answers, I am going to direct you to some of the experts in the field to learn more on specific social media and branding best practices to make implementation easier.
See the links below by topic:
Getting started with Social Media, by Social Media Examiner
Strategy - Getting Started
If I Started Today - What would I do, by Chris BroganGetting started with Social Media, by Social Media Examiner
Video
How to Integrate Video into your Social Media Marketing, by Social Media Examiner
A cool company videoBio, that creates personal videos, by videoBio
Facebook
How to Turbo-Boost your Facebook Page with Apps, by Social Media Examiner
7 Tips to Mastering Facebook Advertising, by Social Media Examiner
101 for Business, by Social Media Examiner
101 for Business, by Social Media Examiner
26 Tips to Enhance your experience on LinkedIn, by Social Media Examiner
4 LinkedIn Tips to help You stand out, by Social Media Examiner
9 ways to get more from Twitter, by Social Media Examiner
26 Tips for Enhancing your Tweets, by Social Media Examiner
Content
How to Grow a Following with Other People's Popular Content, by Social Media Examiner
Speaking Starter
Professional Speaking tips, by Chris Brogan
Job Seeking
Developing your online resume, by Dan Schawbel on Mashable
Blogging
8 ways to use Social Share buttons on your blog, by Social Media Examiner
7 way to improve your writing NOW, by Copyblogger
8 Habits of Highly Effective Bloggers, by Copyblogger
SM Metrics
6 Social Media Success Metrics you need to track, by Social Media Examiner
Speaking Starter
Professional Speaking tips, by Chris Brogan
Job Seeking
Developing your online resume, by Dan Schawbel on Mashable
Blogging
8 ways to use Social Share buttons on your blog, by Social Media Examiner
7 way to improve your writing NOW, by Copyblogger
8 Habits of Highly Effective Bloggers, by Copyblogger
SM Metrics
6 Social Media Success Metrics you need to track, by Social Media Examiner