How to safe link-building efforts from Penguin penalties?
You can avoid Penguin penalties by building backlinks from relevant webpages with relevant content. Also make sure to avoid link buying to keep your website safe from Penguin penalties.
You can save your website from any penguin penalty if your links are from non-affected websites and links must be relevant to the acquired niche
For Avoiding Penguin penalty check the below two factors
1 Anchor text ratio
2) Low quality links
Remove your bad link first.
Disavow.
Use reconsideration request in Webmaster Tools only if you received a manual penalty notice.
If you were hit by Penguin – wait for the next Penguin update.
If you were hit by a manual penalty then you could regain rankings in days, weeks or months.
Get rid of any backlinks you have purchased or otherwise illicitly gained.
Focus on creating high-quality content and distributing it to attract the desired backlinks.
Regularly monitor your backlink profile to quickly find undesirable links.