verbal communication communication (economy) 6 communication models 5 mobile communication 5 social communication 4 web services 4 CRM 3 more ... correspondence 2 written texts 2 rhetoric expression 2 communication competency 1 small groups 1 nonverbal communication 1 business english 1 management information systems 1 computers 1 social groups 1 engineering 1 basic education 1 less ...