Need Facebook , Youtube ,Twitter marketing suggestions for my Furniture Business

Hi ,
I have business related to furniture
I would like to do Facebook , Youtube , Twitter marketing.
For generating mroe sales and leads.

Can someone suggest what i can do to get more sales/leads for my business.
I am Open to paid suggestions as well.
If you know of any companies doing similar work , would love to see what other compaines are doing for similar work.
Thanks in advance
Nix