United Support offers investment packages starting at $500,000 that provide foreign investors green cards and ownership in real estate and business projects in the United States. Their portfolio includes projects like a $120 million international market, $27 million janitorial company, and $200 million elderly communities. United Support claims to have a 95% approval rate for green card applications and promises cost savings of up to 48% compared to competitors by offering reduced upfront fees and additional asset benefits.