1 These bacteria cause most duodenal ulcers. When H. pylori bacteria infect the intestine, the infection can weaken the lining of the intestine.  You regularly take nonsteroidal anti-inflammatory drugs (NSAIDS), such as aspirin, ibuprofen, naproxen, or ketoprofen.
A sole proprietorship is the most common form of business organization. Itâs easy to form and offers complete control to the owner. It is any unincorporated business owned entirely by one individual. In general, the owner is also personally liable for all financial obligations and debts of the business.
Business Types. Unincorporated Business Structures. Sole Proprietorship. A Sole Proprietorship describes any type of business owned by one individual, and is among the most basic of business structures. The Sole Proprietorship can be any size, from a simple corner market, to a large wharehouse.