Customer services. Customer relations 82 Consumer satisfaction 70 HD28 Management. Industrial Management 57 Hospitality industry. Hotels, clubs, restaurants, etc. Food service 53 QA75 Electronic computers. Computer science 53 Consumer behavior. Consumers' preferences. Consumer research. Including consumer profiling 38 Malaysia 38 human 21 Food service 19 Marketing 18 QA76 Computer software 18 HF Commerce 17 H Social Sciences (General) 15 Customer satisfaction 14 Electronic commerce 14 COVID-19 13 Sales 13 HD28-70 Management. Industrial Management 12 New Zealand 12 TK Electrical engineering. Electronics Nuclear engineering 12 adult 12 article 12 Hospitality 11 female 11 male 11 Customer loyalty 10 Food industry and trade. Halal food industry. Certification 10 Quality control 10 Research 10 SATISFACTION 10