Staff Reporters

This document lists the repayment thresholds and rates for the compulsory repayment of Higher Education Loan Programme (HELP) and Higher Education Contribution Scheme (HECS) debts.

Dolphin Technology Pty Ltd became a substantial shareholder with a relevant interest of 49,562,184 ordinary shares (65.13%).

UBS Nominees Pty Ltd increased its relevant interest from 14,104,919 ordinary shares (7.14%) to 16,327,179 ordinary shares (8.27%).

McNeil Nominees Pty Ltd decreased its relevant interest from 4,130,046 ordinary shares (8.22%) to 3,500,046 ordinary shares (6.98%).

General Meeting will be held at The Celtic Club, 48 Ord Street, West Perth, on 21 May 2007, at 10.00am.

SYDNEY-BASED Babcock & Brown Infrastructure has announced it will move to fully acquire WestNet Rail – the company that administers Western Australia’s freight rail lines – after acquiring a 51 pe

Online gift retailer RedBalloon has appointed Leah Pearson to head its WA operations. Ms Pearson has spent three years working with the RedBalloon team in Sydney.

The Western Australian Trade Enquiry Service is operated by the Chamber of Commerce and Industry of Western Australian (CCI) with the support of the WA Government’s Department of

Halman Aldubi Group became a substantial shareholder with a relevant interest of 6,310,000 ordinary shares (6.11%).

Mineral Securities Ltd changed its relevant interest from 66,950,307 ordinary shares (19.41%) to 73,616,703 ordinary shares (18.59%).

Advises it has completed a placement of 50,000,000 Ordinary Fully Paid shares to instuitutional and sophisticated investors at $0.60 per share.

PREMIER Alan Carpenter this week announced he would spend $447 million to making housing more affordable, including establishing a Ministerial Council for land and housing supply.

“I GOT tired of customers asking us to fly out and see them, then showing up to find out the meeting had been cut short or they were only wanting to suck us dry for information,” says David Marinac, p

General information on the capital gains tax concessions available for small business. http://www.ato.gov.au/distributor.asp?doc=/content/content/34898.htm Published: April 24 2007

Nigel Tarratt became a substantial shareholder with a relevant interest of 2,380,000 ordinary shares (5.01%).

Carrick Gold Ltd increased its relevant interest from 18,829,000 ordinary shares (62.5%) to 23,598,054 ordinary shares (78.0%).

Calm Holdings Pty Ltd changed its relevant interest from 17,140,475 ordinary shares (6.97%) to 17,140,475 ordinary shares (6.1%).

Annual General Meeting will be held at the Holiday Inn City Centre Perth, Tuart Room, 788 Hay Street, Perth on 28 May 2007 at 10:00 am

WELSHPOOL-BASED contracting group Macmahon Holdings Ltd has signed $180 million worth of new rail and civil construction contracts, taking its order book to the record level of $1.8 billion.

Chris FitzGibbon has joined financial services and insurance broking company West Coast Group as a corporate broker with particular emphasis on the resources industry.

The third annual Margaret River Vintage Festival, in celebration of the end of vintage, is to be held on May 6 from 10am to 5pm at Voyager Estate Winery.

Tudor Capital (UK) L.P. became a substantial shareholder with a relevant interest of 9,829,215 ordinary shares (5.552%).

Saracen Mineral Holdings Ltd changed its relevant interest from 6,400,000 ordinary shares (10.11%) to 6,400,000 ordinary shares (7.65%).

Has entered into an agreement to acquire United States Underwater Services (USUS), a commercial diving business servicing the offshore oil & gas sector in the Gulf of Mexico.

INVESTMENT bank Babcock & Brown has invested an estimated $300 million into Coogee Resources Ltd, five months after Coogee scrapped plans for a $380 million public share offer and stockmarket floa

THE 189,000-hectare Yakka Munga Station near Derby, belonging to late Kimberley identity John James, will be auctioned in Broome next month.

Statistics on processing of activity statements for the current financial year. http://www.ato.gov.au/distributor.asp?doc=/content/content/25349.htm Published: April 24 2007

A P Energy Investments Ltd became a substantial shareholder with a relevant interest of 9,000,000 ordinary shares (11.91%).

First Rand (Ireland) plc increased its relevant interest from 4,414,017 ordinary shares (6.591%) to 5,569,231 ordinary shares (7.262%).

Scarborough Minerals plc changed its relevant interest from 11,668,668 ordinary shares (17.42%) to 11,668,668 ordinary shares (15.22%).

General Meeting will be held at the offices of Cimeco Group Pty Ltd, corner of Howson Way and Stock Road, Bibra Lake, on Friday 25 May 2007 at 11.00am

BASS Metals Ltd director Kieran Rodgers has increased his direct and indirect interest in the company by acquiring more than 4.9 million shares worth nearly $1.4 million in a rights issue.