PHOTO: Chris Bowen delivers his budget reply address at National Press Club this week.

Real estate agents across the ­nation have declared war on Bill Shorten’s negative gearing overhaul and will mount a four-week campaign using customer databases to target buyers, sellers, landholders and tenants in key marginals seats.

The Real Estate Institute of Australia, which represents about 95 per cent of the 36,000 businesses that employ about 120,000 ­people, is leading the push to coincide with the election campaign.

The industry-backed campaign will harness social media platforms including Facebook, Instagram and Twitter to promote key attack lines against the Labor ­policy, arguing that it will reduce property prices in a cooling market, fail to raise the forecast revenue and pose a danger to the Australian economy.

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