Manual high DA profile backlinks. Safe, white-hat approach and very low spam .You will get backlinks from only high domain authority sites.
Example links:
Domain | DA | PA |
https://about.me | 92 | 74 |
https://dribbble.com | 92 | 85 |
https://www.ted.com | 93 | 83 |
https://www.wattpad.com | 92 | 75 |
ttps://digg.com | 92 | 81 |
https://www.4shared.com | 94 | 78 |
https://www.goodreads.com | 93 | 84 |
https://disqus.com | 93 | 89 |
https://www.kickstarter.com | 93 | 80 |