Rendering the services peculiar to the profession. The work of an attorney at law in the preparation of pleadings and other papers incident to actions and special proceedings, the management of such actions and proceedings on behalf of clients before judges and courts, the preparation of legal instruments of all kinds, and, in general, advising clients and taking action for them in matters connected with law. 7 Am J2d Attys § 1. Inclusive of counseling as well as trial work. 30A Am J Rev ed Judges § 11. The giving of such advice or the rendition of such service as requires the use of any degree of legal knowledge or skill. Anno: 111 ALR 23. Not a business open to all, since it is limited to qualified individuals. Re Co-operative Law. Co. 198 NY 479, 92 NE 15.