Do you have a non-immigrant visa approved already? An engagement letter is a formal agreement between a lawyer and client that outlines the scope and terms of the legal representation or services to be provided.If you have any questions or would like to request additional information, please fill out the form below. Searching for an immigration attorney in Chicago? Our 5-star rated attorneys serve the Chicago area and nationwide. Jones Day has a long history of, and commitment to, pro bono work, public service, and community involvement in all of our locations around the world. Your attorney cannot drop you as a client without good cause. I can counsel and represent you seeking a K-1 fiance(e) visa. JAMS neutrals are not engaged in the practice of law and no attorney client relationship is intended. The mode of calculating costs can also factor in the type of advocateclient relationship established.