unlimited e-mail storage

Yahoo Inc. plans to offer unlimited e-mail storage to its roughly quarter of a billion users, starting in May.The world's biggest e-mail service is scrapping its free e-mail storage limit of 1 gigabyte, or about a billion bytes of data, responding to explosive growth in attachment sizes as people share ever more photos, music and videos via e-mail.Microsoft has a 2 gigabyte free e-mail storage limit, while Google caps its Gmail service at 2.8 gigabytes.