GivingTuesday has become one of the largest annual fundraising days for nonprofits, with more than 36 million Americans donating $3.6 billion to various causes and a charitable deduction introduced under Donald Trump allowing individuals to deduct up to $1,000 and married couples up to $2,000.Nonprofits are preparing for GivingTuesday amid economic uncertainty and increased demand for services, using matching donation programs and relying on major donors, while the #GivingTuesday initiative, launched by the 92nd Street Y, continues to promote global and community giving.