What are the best and economical search engine optimization methods you recommend?

The best yet economical SEO method can be

1- Identify the target keywords

2- Implement Branding Efforts

3- Focus on Content Creation

4- Commit to Social Networking

5- Connect with Social Networking Power Users

6- Try Guest Posting

Effective content writing based on targeted keywords.

Selection of Key word base  for content writing or Content writing based with key words. Agree with  Expert answers of Mr. Nasir Hussain and Mr. Muhammad Adeel.