Emotion expression is another form of discourse that is universally treated and understood. Emotions must be considered as a distinctive element to enrich the product or service offered [
10]. Emotions refer to the evaluation of customer feelings about the experience of a company brand, product, or service [
11]. Emotion is an attitude that can stimulate, organize and guide people’s perceptions, thoughts and behaviors. Emotions affect all aspects of consumption from pre-purchase decisions to post-consumption behaviors [
10]. Researchers distinguish between general emotions and consumption-specific emotions. Unlike general emotions, consumption-specific emotions especially occur during the use of a product or maybe evoked and be considered as effective responses. Emotions are short and sharp waves of feeling that occur without conscious effort and are usually accompanied by increased activation of the autonomic nervous system, and physiological changes in heart rate and breathing [
12]. Many authors admit that there are positive and negative effects in the experience of emotions, all people have either positive or negative emotions. [
13] suggested that people’s emotional indicators include 62 emotional states. [
14] believes that a person can express his emotions with his facial expressions and may present ten basic emotions including interest, pleasure, surprise, sadness, anger, disgust, contempt, fear, shame, and guilt. [
13] identified eight main emotions, including fear, anger, joy, sadness, acceptance, self-disgust, anticipation, and surprise. In his study, [
15] considered negative emotions, which included fear, anger, shame, discomfort, and disappointment. [
16], considered the dimensions of customer emotions including excitement, enthusiasm, fun, happiness, interest, excitement, and inspiration. [
17] showed emotions with the components of anger, comfort, pleasure, fear, happiness, importance, confusion, pride, specialness and distinctiveness, sadness, shame, and complexity. [
9] classified emotions into two categories: positive and negative. Positive emotions, in their opinion, included pleasure, excitement, and relaxation and negative emotions included anger, distress, hatred, and fear. [
18] divided emotions into two categories of positive emotions (excitement and happiness) and negative emotions (anger, anxiety, and depression). In their study,[
19] only considered positive emotions and considered them to include comfort, happiness, satisfaction, and romanticism. [
20] also divided the customer’s emotions into two categories positive (joy, pride, fun and entertainment, interest and attachment) and negative (anger, hatred, humiliation, disgust, enmity, and fear). [
21], in their model, considered satisfaction, happiness, peace, optimism, pleasure, and excitement as dimensions of positive emotions, and anger, fear, discomfort, and embarrassment as dimensions of negative emotions. [
22] took into account positive emotions such as excitement, surprise, peace, and pleasure, and negative emotions such as anger, disgust, and hatred, shame, distress, and despair.