Product software implementation method result in ambiguity when questions arise in the execution of the implementation process. On the other hand methods can be used as a profession, meaning that the method should be taken strict and the usage of the method should be a profession, instead of a guiding principle. This view is very useful if the implementation process is very complex and is very dependent on exact and precise acting. Organizational and quality management will embrace this view, as a strict usage of any method results in more clarity on organizational level. Change management however might indicate that more flexibility in an
Ericsson method Ericsson method The Ericsson Method is a child conception idea that is reputed to help determine a baby's sex, developed and patented by Dr. Ronald Ericsson. The method has been in use since the mid-1970s. Dr. Ericsson maintains that the method is up to 85 percent effective, but some experts question the effectiveness of the method. Experiments with the Ericsson method have determined that the method does not create X- or Y-enriched sperm samples. Nevertheless, one study suggested that, with parents seeking girls, a 71% success rate can be obtained. The Ericsson method is based on the belief that X-sperm