Fledgling insurance startup Sure has raised $8 million in a series A round of funding led by IA Capital, with contributions from Menlo Ventures, FF Venture Capital, Nationwide Ventures, Assurant, and AmTrust. Founded out of New York in 2014, Sure is one of a number of insurtech startups to come to the fore in recent years, promising on-demand coverage for everything from apartments to pets, flight cancellations, and weddings