Outdoor advertizing signs, also called billboards, are ubiquitous in many countries. The United States has more than 500,000 billboards in place along the nation’s highways. Historically, outdoor and indoor advertising in commercial settings has been updated and maintained by sign painters and sign installers. Now improvements in electronics hardware technology and software have improved the capabilities of the traditional signage application, and added creative new opportunities in the d...Read More

PBXes were originally developed as a telephony solution for small to large businesses. Part of the idea of the PBX was a goal to share a large number of internal to the company phone numbers among a much smaller number of outside lines. Calls placed within the company’s PBX don’t place a demand on telephone company resources outside the company. Only calls external to the company are routed onto phone company lines.   Early VoIP solutions sometimes had audio quality problems. M...Read More