Migrants are considered a hard-to-reach population – it is hard to recruit them due to lack of accessible sampling frames or recruit in a timely manner if frames are available or self-constructed. Recently, social media advertisement campaigns (ads) have become an increasingly popular method of recruiting hard-to-reach populations, including migrants, due to lower costs and time efficiency. In this paper we concentrate on the time element of some online survey fieldwork where recruitment was facilitated with targeted Facebook ads. The paper uses data from a survey conducted for a project on the impacts of Covid-19 on Polish migrant essential workers …

Although the use of web for survey data collection has become an integral part of survey research, the quality of responses in web-based surveys is still questioned. The worry is that self-administered web-based surveys are more cognitively burdensome to respondents or encourage multi-tasking or speeding during completion, causing respondents to put lesser effort in the completion. However, most studies addressing mode differences in satisficing behaviour in web-based surveys have compared web to interviewer-administered modes, not considering that the presence of an interviewer is likely to motivate the respondent to make a greater effort. Thus, in order to contribute to more …