The researcher observes or information the behaviour with the folks in the social placing and could acquire more evidence by formal or casual interviews. 论文代写的黑色产业链曾多次被媒体曝光，相关管理部门也曾出台规定予以打击，但却难以根除。有相关媒体调查发现，在微博、豆瓣等社交平台以及淘宝等电商平台上，仍然可以轻易找到写手代写论文，甚至有公司专门从事此业务。 “查重率低”“服务耐心”“语句... https://codyy2456.thezenweb.com/Not-known-Facts-About--48509116