Mary Portas has defended her review of the future of high streets as Bill Grimsey, former Wickes, Iceland and Focus DIY chief executive plans an alternative set of proposals.

The founders of Sofa.com have hit back at suggestions online retailers should have a special levy. The British Retail Consortium is looking into the feasibility of a charge on online sales, but Pat Reeves and Rohan Blacker say such a plan would be bad for consumers and business.

Exhibitions take centre stage in June's issue of Interiors Monthly, with the exhibition guide containing information on must-see shows, an exhibition diary, reviews of Fuorisalone and Buying Groups' National Flooring Show and a preview of the Manchester Furniture Show. The upholstery feature looks at trendsetters and celebrations; the rug feature reports on innovation and a growing offer; the flooring protection feature looks and the latest innovations; the latest developments in the floor tile market are explored and the role of buying groups is examined. Plus the latest industry news, comment and new products.

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