Advertising expresses various creativity and strategy to communicate effectively meaning of
message. As it is very complex to produce message and creative process, language strategy
that has high relevance of product is important. Copy mainly is responsible for concept(what
to say). Ambiguity with language creativity catches customer’s attention and makes them
engage in advertising and make them decode meaning of advertising. This paper is
experiment study of meaning production process that ambiguity effectively produces
language creativity and customer accept dominant meaning. In result System model and 4C
model are integrated, to produce language creativity, at first creator has to define the concept,
secondly express ambiguity. Concept includes and communicates the meaning of Big-C level
with socio-cultural meaning(domain). Customer at first decodes surface meaning of
ambiguity, secondly understand deep meaning and hidden meaning of copy message. At this
moment customer discovers hidden intention of ambiguity and language creativity, he(she)
feels fantasy of discovery and accepts creativity in advertising, level of advertising preference
becomes up.