The parties acknowledge that at that time the wife may seek a variation of spousal support notwithstanding that the cessation of child support was a foreseeable event. (Matrimonial Home‑Joint Tenancy‑Limited Exclusive Possession) 28. A non-disclosure agreement can protect any type of information that is not generally known. However, nondisclosure agreements may also contain clauses that will protect the person receiving the information so that if they lawfully obtained the information through other sources they would not be obligated to keep the information secret. Use of non-disclosure agreements are on the rise in India and is governed by the Indian Contract Act 1872. Use of an NDA is crucial in many circumstances, such as to tie in employees who are developing patentable technology if the employer intends to apply for a patent. Non-disclosure agreements have become very important in light of India's burgeoning outsourcing industry. In India, an NDA must be stamped to be a valid enforceable document. Each party acknowledges that the Confidential Information is, and at all times will be, the Disclosing Party's sole property, even if suggestions made by a Receiving Party are incorporated into the Confidential Information. Neither party obtains any rights, by license or otherwise, in the other party's Confidential Information. Confidentiality and Confidential Disclosure Agreements (CDA) booklet edited by the UK Intellectual Property Office (300 KB pdf file) - (2005-01).