A New York real estate lawyer practices in accordance with New York law. A New York real estate lawyer handles purchases and sales of condominium apartments, co-operative apartments and homes, commercial and residential real estate transactions, assignments of sub-leases and leases, and more. A New York real estate lawyer also handles litigation involving real estate with banks, architects, building contractors, insurance companies and landlord-tenant litigation. A real estate lawyer handles building and remodeling agreements, and works to settle disputes regarding budget, materials, craftsmanship and other issues.