Links building is a good source of generating back links. SEO and Link building are good to maintain the ranking of your website in Google, but if you update your website regularly then you can see better results, upload interesting and original contents in your website.
I am also in search of some magic formula for it. It is just uncertain and unknown why the rank goes down in spite of regular work publishing and back linking. It is a great puzzle.
If your website is already have good SEO values and you want that your website sustain for long time then you must follow Google algorithm, and do SEO according to algorithm.
you need good backlinks and regular link building. And update your site in regular basis and put some new content about your site.
Don't stop what you have done that leads to the page rank you have now, and you may build more quality backlinks to improve it.
am kinda inetretsted in it too to get his infomation. you know I am a newbee & trying to learn how to get traffic to the blog I am maintaining
Good content writing is important for web ranking. Also maintain web ranking do Article Writing & submission, Video submission, Social Media Marketing