Both are same and Work to both of you is same. But in Facebook you can search anybody profile easily and fast. But in Twitter this process is not easy as much you can.
Ask these things to your self before starting online business
1.Do you have any experience?
2.Do you have complete knowledge of product or service?
3.Do you know the market very well? ******
4.If not then you need consultation from a financial adviser.
Hi Anjali, you can check back link by using back link tools just paste the website name and address to the checker it will automatically check the back link of websites.
If you want finance advisor in this. I know a very good person Ruchi anand & associates.
Chartered Accountant in Delhi, Auditing Firms India, Tax advisory firms in India
Search Engine Optimization is a good online business now a days as it can help you earn so much.You can also start content writing or start a helpful blog.