Probably. It all depends on what the buyer is looking for. If they understand the value of backlinks, then it should help.
It's a good idea to get quality backlinks, meaning relevant links from authority sites using your keyword as anchor text. Sheer volume of backlinks can help in a flip, but also the extra traffic, PR and SERP you'll get will help. But some buyers just focus on traffic numbers, so it all depends on your specific situation.