Postal Union gives 72 hour strike notice.....The news has come down. The Postal Workers Union has issued a 72 hour strike notice to Canada Post. Should the union proceed with the strike then consumers and businesses are going to look for alterrnative shipping and mailing options. PDO is in a position to meet the needs of consumers should there be a disruption in postal services. PDO provides neighbourhood delivery and pick up options for local consumers and small to medium sized businesses and could result in a significant boost in business for the company and an additional boost to PDO's bottom line.