Why Are Yellow Pages Directories Very Important For B2B Leads? For any business to thrive, you need sales. If you can sell your products or services, you'll stay in business. If you can't sell, you are out. It's that easy. Having great salespeople in your team helps tremendously, but all sales start with one thing ... leads. You simply cannot make any sales if you can't list people in your lead list. But if you need to extract business contact details, you need yellow pages . We're not talking about old phone books that probably still have an older version of the 90s that was placed far away from your closet ... We're talking about yellow pages online. Yellow Pages directories are one of the main sources of free sales leads available online. You will be able to find business owners/companies as well as their contact information. You can create your own contact lists, targeted business mailing lists, contact details lists, business email lists for you...