Growing your traffic over time I'd assume. Don't focus on traffic building, focus on SEO, and improving your search engine ranking.
Traffic in terms of SEO means the number of visitors coming to your site or the number of times your site has been viewed
Traffic is determined by no of visitors visiting a site, but make sure that you get unique visitors. This is really important if you have monetized you website.
In SEO traffic means a no of people who visit your site.traffic building is important in seo.traffic building is one of the seo's part.
A Traffic Building strategy is used to draw consumers into the store, or category. This is typically achieved by creating an advertised promotional price or activities with a large enough difference from the everyday regular price to attract attention and draw traffic into the category. Most suitable for a traffic building strategy are items that are frequently purchased, frequently promoted, have higher sales levels in the category, higher market share, generate a high sales lift when promoted, and have high turns.