D32.1 “Participant recruitment procedures” is a public deliverable which describes the recruitment strategy of each Operation Site (OS). Participant recruitment falls within the scope of SP3 “Data collection” under the guidance of ERTICO. The deliverable provides recruitment guidelines and strategies for work in UDRIVE work package (WP) 3.2 “Operation site preparation and adaptation”. This Deliverable addresses the following topics: - Recruitment procedures - Preconditions for recruitment - Recruitment methods - Practical implementation at each OS General pre-requisites for recruitment, guidelines and input from other work packages necessary for recruitment are described. Furthermore, possible channels to reach the target group were ...