(2) The provisions of such laws shall be liberally construed in a manner consistent with the directives of ORS 756.040 (1) to promote the public welfare, efficient facilities and substantial justice between customers and public and telecommunications utilities. [Formerly 757.025; 1973 c.776 §17; 1987 c.447 §78; 1995 c.733 §55; 2001 c.569 §2]