3. Cross-section analysis of some aspects considered crucial for the monitoring of forced returns at European level In May 2019, a questionnaire was prepared to be submitted to the departments responsible for monitoring forced returns in EU Member States. The monitoring bodies of the following countries responded to the questionnaire sent to the network of European monitors: Belgium, Cyprus, Denmark, Finland, Germany, Greece, Malta, the Netherlands, the United Kingdom, Slovakia, Slovenia, Spain, Sweden and Switzerland. From a first comparison and elaboration of the information gathered, it is possible to summarize the main points, both shared and not, of the European monitoring operations, as reported and brought to our attention by the staff of the corresponding Authorities. 3.1 Notice of the implementation of forced returns communicated by the police authorities to the body responsible for the monitoring activity The communications regarding the implementation of forced return by the national public security authorities, generally in charge of carrying out the return operations, are sent to the national guarantor authority or similar body tasked with monitoring, at least one week in advance (e.g. Spain, Slovenia, Sweden, the Netherlands, Switzerland, Finland). Only in some cases (Slovakia, Cyprus, Malta, Italy) communication of the start of operations takes place a few days before (from 3 days to 48h before). On the other hand, Denmark, Germany, Belgium and the United Kingdom declare that they receive information on returns to be carried out through monthly or weekly documents that list In general, the staff of the Italian the flight schedules. National Guarantor reports that, taking The Greek Ombudsman receives the planning of into account the speed with which the return operations carried out by air annually and operations are organized, especially the communications of the transfers that will be those carried out on scheduled flights, carried out monthly. As regards operations by communications are generally timely, land or by sea, it should be noted that the Greek but work is being done to ensure that police forwards the communication to the the competent Police Department's monitor’s office – using a dedicated email address communication no longer takes place — only 3-4 days before starting operations. via telegram, but by sending files that Normally the communication takes place via can be received electronically, with email, but in some countries (e.g. Cyprus) the reasonable notice and taking into information is communicated by telephone. In account the organization and planning Finland, the guidelines of the Police Board requirements of the Guarantor's staff. underline how the Finnish Ombudsman must be notified of operations “well in advance”. 3.2 Notice given to the returnee of their forced return