Dirty windows prevent homeowners from catching neighbourhood delinquents who launch newspapers at lawn ornaments and abandon milk on the doorstep. Preserve community civility with today's Groupon: for $49, you get $100 worth of window-cleaning services from Warrens Window Cleaning.

Warrens polishes residential windows with environmentally friendly products and modern cleaning methods. Homeowners can enlist the squeegee team to scour up to 12 interior and exterior windows or 20 exterior-only windows, including frames, sills, and screens, with far-reaching water-fed poles or a tapestry of moist towelettes. In order to scrub portholes to a spotless shine, Warrens purifies the cleaning water through the carbon filters of a deionization tank, resulting in a cost-effective and carbon- and mineral-free solution. Like dexterous secret admirers, the fully bonded and insured glass buffers scale homes up to three storeys tall toting Crystal Clear 550 solution to clarify hard-water stains and razor-blade scrapers to purge windows of hardened debris.