It is a marketing strategy that uses promotional codes or symbols as a means of attracting customers and motivating them to purchase products or services. These codes provide discounts or special offers that can be used when purchasing, making them an effective tool for increasing sales and enhancing interaction with the brand.

Promotional code marketing characteristics and features:
1. Ease of use: Promotional codes can be easily applied when purchasing, whether online or in traditional stores.
2. Tracking and analysis: Codes help track the performance of advertising campaigns and analyze customer behavior.
3. Customization: Codes can be customized for specific categories of customers, such as new or distinguished customers.
4. Motivation to purchase: Helps motivate customers to make a purchase decision faster.

Promotional code marketing benefits and features:
1. Increase sales: Promotional codes boost sales of products and services.
2. Increase customer loyalty: Encourages customers to return to buy from the same brand to take advantage of offers.
3. Customer interaction: Codes enhance interaction between customers and the brand through special offers.
4. Stock liquidation: Contributes to liquidating stagnant products by offering discounts on them.
5. Attracting new customers: Attracting new customers who are looking to save money through discounts.

Disadvantages of promotional code marketing:
1. Impact on profits: Discounts can reduce profits if not managed wisely.
2. Over-reliance: Customers can get used to promotional codes and wait for them instead of buying at full price.
3. Impact on brand image: Frequent discounts can negatively affect the brand image and make products appear worthless.
4. Misuse: Codes can be used illegally or distributed in ways that harm the company's interests.

Types of promotional code marketing:
1. Discount codes: Offer a percentage or a certain amount of discount on the price of a product or service.
2. Free shipping: Offers free shipping when using the code.
3. Free gifts: Offers a free gift with purchase when using the code.
4. Loyalty codes: Gives special rewards to repeat customers.
5. Seasonal codes: Used during certain periods such as holidays and seasons.

Examples of promotional code marketing:
- Amazon: Offers promotional codes for discounts and special offers on specific products.
- Nike: Uses promotional codes to get discounts on shoes and sportswear.
- Retail stores such as H&M and Zara: Offer promotional codes to customers registered on their email list.

Promo code marketing is an effective way to attract customers and increase sales by providing discounts and special offers. It helps improve customer engagement and motivates them to buy, but it needs careful management to avoid negative effects on profits and brand image. Promo codes vary in type and use, making them a versatile tool in marketing strategies.