Estimated costs Aesthetic qualities 1 Bitcoin 1 Budget control 1 Computer crime 1 Cost benefit analysis 1 Cryptocurrencies 1 Curricula 1 Cyber security 1 Cybercrime 1 Darknet 1 Ecosystems 1 Electronic money 1 Improvement strategies 1 Innovative approaches 1 Knowledge gaps 1 Malware 1 Managers 1 Overseeding 1 Recreational facilities 1 Regression analysis 1 Regression model 1 Sports 1 Technical aspects 1 Threat agents 1 Turfgrass 1 Willingness to pay 1 Winter overseeding 1