从纪念日到7月4日, 献血团体在「一百个最致命的日子」中提供奖励。 Blood donation groups offer incentives amid "100 Deadliest Days" from Memorial Day to July 4th.

在从纪念日到7月4日的“100个最致命的日子”中, 血液保险和美国红十字会都敦促捐血, 因为汽车撞车和户外活动事故增加。 During the "100 Deadliest Days" from Memorial Day to July 4th, both Blood Assurance and the American Red Cross are urging blood donations due to increased car crashes and outdoor activity accidents. 为540名每日捐赠者提供血液保险,并在6月提供20至25美元的e-gift卡片。 Blood Assurance aims for 540 daily donors and offers $20-$25 e-gift cards in June. 红十字会在5月31日前为捐赠提供太阳能灯笼, 在6月为捐赠提供15美元亚马逊礼品卡, The Red Cross offers a solar lantern for donations by May 31 and a $15 Amazon gift card for donations in June, plus entry to win a U.S. trip or $7,000 gift card. 捐助者可以在线或通过电话预约预约。 Donors can book appointments online or by phone.