Fraud will always occur in long lists of companies for remuneration to a greater extent due to insufficient attentiveness of participants and managers. Therefore it is necessary to check spreadsheets several times during the bounty of the company.
the spreadsheet is not always counted not because the campaign is bad but because the managers counting in their own table which they do not show to the campaign participants. it is important to track the activity of projects in social networks
maybe the manager counts it in their own spreadsheet, but if the manager always updates the spreadsheet every week it shows that they can work on time.