Off-Page Optimization techniques along with SMO & PPC are the best options for getting backlinks as Google Page Ranking is based on the quality of Backlinks of the website.
If you Already to do Link building to the website ,, and then you want more traffic ,, according to me you need to do SMO "Social Media Optimization" to the website ..
Optimization techniques together with SMO & PPC would be the best choices for getting back-links as Search engines Page Ranking is founded on the excellent of Backlinks on the website.