Sad to hear that Greenward in Porter Square will be closing its doors at the end of October after four and a half years in business. Final markdowns have begun: Through Friday, everything is 15 percent off, and starting Saturday, will be 25 percent off. Find everything from eco-friendly cleaning products and organic cotton baby clothing to stylish tote bags, change purses, and jewelry made from recycled skateboards, bottle caps, and reclaimed knitting needles. More sale details are on the store's website. Greenward is at 1764 Massachusetts Ave., Cambridge, 617-395-1338.