Choice of case study
General terms of convenience, to have access, as well as geographical proximity, the main criteria for the selection of cases. With the case studies may occur in the real situation in places compared to those conditions in which the respondents and case studies investigators, the more unstructured and continue to build longer-term relationship.
In addition, the cases could be envisaged where the Sites played a role of laboratory investigators so that they can be from many different angles to a different present Elephant, or a strategy to try to test different methods. In order to study the accuracy of information and rich and reaches the research purposes of this study was the object of study must meet the following conditions:
1. The selected cases, build a successful company in the near future to complete Oracle ERP system.
2. The selected companies have similar cases in the background.
3. The selected case companies in the industry field, should be the leading home and competitive status.
4. The selected cases with the wishes of the company high and is willing to support the interviews and the provision of information.
Based on the above mentioned conditions, this study selected the four homes appropriate case study companies, their information on Described as follows. The study interviewed the clients to the case company's IT director, or person responsible for Oracle ERP system deployment Interviews with staff as the main target, while other units within the company in charge of data collection are also interviews with pairs of complementary Elephant, in order to obtain more complete information.
Data sources and data collection Case study sources of information may be collected through the six methods: file, files, records, interviews, direct Observation, participant observation and physical creation of the person. Case study interview is the most important source of information of one, interviews can adopt several forms, the middle of the most common the type is used to conduct open-ended way, researchers can ask key respondents about the facts, or ask the views of respondents about the incident; in some special circumstances, the researchers asked respondents can even make their own point of view for an event, and take advantage of these propositions as a basis for further study. Second kind Type of interview is the focus of the interview-style, one planted in a section a bit short interviews with respondents in the indian manner, time-pass always be one hour, in such circumstances, interviews may still maintain an open and has been talking manner, but the Is that you are likely to follow a group plan from the case studies of specific issues arising out of carrying out visits. Article three kinds of types are extended from a formal questionnaire survey, limited to a more structured problems, which the questionnaire could be located Accounted for as a part of the case studies. For example, suppose you are doing for the residents of the case studies can be transferred check local residents or shop owners when the study as a part of this case with the research is relevant. This type of the investigation should include sampling procedures and general survey tool used in india and then the square will be a similar Analysis.
On the whole, because most of the case studies are and the people related matters, so interviews has become a Case studies of the basic sources of evidence, however, can never be regarded as an interview with an oral above kinds of rumors, there are always Memory is incomplete, biased, and the lack of clarity or do not do so, so reasonable to do France is to the results of interviews with cross-checked against other sources of information. Therefore, this study will have been through four homes Oracle ERP systems into business than conduct in-depth interviews and cross-comparison of funding provided by enterprises Materials, analysis and research.
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