SEO What Is Inbound and Outbound?
inbound is display other sites your websites .it,s links to your post.also know as incoming backlinks or inlink.
The number of backlinks is one indication of the popularity or importance of that website or page (for example, this is used by Google to determine the PageRank of a webpage). Outside of SEO, the backlinks of a webpage may be of significant personal, cultural or semantic interest: they indicate who is paying attention to that page.
Put others links in your site,if site has high and top domain level like gov and edu site this increase trusted and increase page rank.
Ahmed Ata Almahallawi
IT Help Desk,
Al alamee st
gaza -jabalia, Gaza Strip