Probably attacked by Penguin. Need to work for fresh and unique contents, update that regularly and use some good quality backlinks. Hope you can survive this time.
I think so. It's better to get quality backlinks and original contents, these will help a lot for ranking.
.,i can suggest that you have to optimize your website. In optimizing your website use only a single relevant keyword and try to optimize the other pages of your websites using related keywords. the more you optimize, the better.
I think your website effect from latest Google update . Just you need to do more research why this happened & change your SEO strategy .
For improve page rank you must do the following offpage activities - Article Submission with Unique and high quality Page Rank. - Social Bookmarking in to Dofollow high page rank sites. - Directory submission in to Dofollow high page rank sites. - Forum posting in to high page rank sites. - Blog commenting in to high page rank sites.
Build only quality backlinks and remove the existing poor backlinks you have created so far as much as you can.
I think you have spent a long holiday. SEO is a continuous job. If you fail build link for a single day your ranking could be go to 100. So be careful next time and build very good links on good authority site. Thanks
If you want to increase your SERP rank focus on do follow links so that you will get lots of backlinks. Do not focus on no follow links because it only helps you to create traffic.
You need to include more good unique quality content in your site for getting ranked again in google, as well as try to get quality backlinks for site, updation of site with quality content regularly.
Start working on that website like you work on new ones.It will definitely rank back as it was. Good luck.
Probably has to do with those new google updates? is your SEO aware of it? He needs to apply his changes as well
Using keywords in your domain name is important, but so is using them in your directory path and file names. Whichever software application you’re using to publish your website, ensure that it’s creating file names that are rich in your targeted keywords. Also, use dashes instead of underscores to separate your file name keywords.
fresh and unique content help you for best ranking, and quality back links help you optimize the site with particular keyword.