How should we revitalise Britain's struggling high streets? The government's appointed retail marketing consultant, Mary Portas, to look at ways to make our shops more prosperous and diverse. How would you tackle the problem of empty units and towns that look the same? Is the answer lower rents, fewer chain stores and extra help for independent retailers? Latest figures suggest consumer spending is likely to remain sluggish, so how to breathe new life in your local high street? Call You and Yours with Julian Worricker. Your chance to share your views on the programme. Email firstname.lastname@example.org, text 84844 and we may call you back or call 03700 100 444 (lines open at 10am Tuesday).