You (or the purchaser or transferee) must complete Form CBS-1, Notice of Sale, Purchase, or Transfer of Business Assets. Apply or renew a business license, public way use liquor licensing, shared housing, public vehicle licensing, visit the small business center.Complete a BIS pre-application form (in-person applicants only; not required for online license applicants). You can register electronically using MyTax Illinois, available at mytax.illinois.gov. Purchase and Sales Agreements - Chicago Business Lawyer. How do I fill this out? The Articles of Organization must state the names and business addresses of all managers and any member with the authority of manager. All the Commercial Contracts Pro forms, including ones you have edited, in one spot. A business purchase agreement should detail the names of the buyer and seller at the start of the contract. This system allows you to form or register a Not-for-Profit, Domestic Corporation, or Limited Liability Company or terminate an LLC online.