WOTSO (ASX: WOT) today announces it has extended its on-market buy-back for a period of up to 12 months as a matter of prudence. On-Market Security Buy-Back Program 50 Yeo Street, Neutral Bay, NSW 2089 PO Box 612, Neutral Bay, NSW 2089 Tel +61 2 9157 4069 or 1800 203 170 invest@wotso.com...