1. Determine the theme and target audience: Before you start painting, you need to define the theme and target audience of the advertisement, so that you can paint according to the audience's preferences and cultural background.

2. Use contrast and repetition: Contrast and repetition are common composition methods in advertising design. Contrast can be achieved by color, shape, size and other elements, while repetition can enhance the visual effect of advertisements and make it easier for viewers to remember the contents of advertisements.

3. Highlight the key points: A good advertisement should highlight the key points so that the audience can see the main information of the advertisement at a glance. You can highlight the key points by color, size, location, etc.

4. Use graphics and images: Graphics and images can attract the audience's attention more than words, so some attractive graphics and images can be used to enhance the visual effect of advertisements.

5. Pay attention to color matching: color is a very important aspect in advertising design. Color can be used to express the emotions and themes of advertisements, and at the same time, it can attract the attention of the audience.

6. Use stories: Story advertisements are more likely to attract the attention of the audience, so you can use some stories or plots to design advertisements.

7. Pay attention to details: A good advertisement should pay attention to details and reflect the theme and creativity of the advertisement from every detail.

8. Keep it simple: The advertising design should be simple and avoid too many elements and information, so as not to confuse and confuse the audience.

Factors affecting the attractiveness of advertisements:

1. Brand image: Brand image is an important factor of advertising attraction. A good brand image can enhance consumers' trust and goodwill towards products, thus making it easier to accept advertisements.

2. Advertising language: Advertising language is the key element to convey information in advertisements. Good advertising language should be concise, clear and attractive, which can quickly convey the theme and information of advertising and attract consumers' attention.

3. Media choice: Media choice will also affect the attractiveness of advertisements. Different media have their specific audiences and characteristics, so it is necessary to choose the appropriate media according to the target audience and theme of the advertisement, so as to better convey the advertising information.

4. Creative expression: Creative expression is the core of advertising attraction. A good idea can brighten people's eyes and enhance the attraction and memory of advertisements.

5. Visual element: Visual element is a very important aspect in advertising design. By using attractive and creative visual elements, the visual effect and expressive force of advertisements can be enhanced.

6. Cultural background: Cultural background will also affect the attractiveness of advertisements. Different cultural backgrounds have different values and aesthetics, so it is necessary to design advertisements according to the cultural background of the target audience, so as to better attract the attention and recognition of the audience.