Understanding Immigration Law and Practice offers a thorough, accessible, and practical approach to understanding and applying U.S. immigration laws and regulations. Authored by Ayodele Gansallo with over twenty-five years of front-line experience, this book is designed to help professionals protect refugees, bring needed workers to the United States, and reunite families. The authors provide in-depth information on key areas such as nonimmigrant visas (including B-1/B-2, H-1Bs, and investment and trade visas), humanitarian immigrants like asylum seekers, refugees, and SIJ, U, and T visa applicants, and permanent labor certification through the PERM program. Additionally, it covers lawful permanent resident applications based on family relationships, employment, and investment, including adjustment of status and consular processing. This comprehensive guide is essential for those seeking to navigate the complexities of immigration law with sensitivity and responsibility.