The article stands as the fourth part of a series about the question answering process during standardized surveys and elaborates the phase of editing the response. Major moments and processes are explained that affect the shape of final answer at this stage and the narrow relationship of these facts to the nature and quality of survey data is pointed out. Step by step those phenomenons like rounding of numerical answers, the effect of answering scales in terms of its range, frequency, polarity or response order are elaborated and facts like response styles, range-frequency effect or positivity bias are mentioned. In the end, the problem of social desirability and its influence onto final answer is addressed, as well as some opportunities of elimination. Described aspects are related mainly to the distinction between factual and attitudinal questions, nonetheless in the course of presentation there are mentioned also particularities of some other question formats.