1. Employment opportunities: Compared with small cities, there are more employment opportunities in big cities, attracting many people to seek better career development in big cities.

2. Educational resources: Big cities usually have better educational resources, including excellent schools and rich educational activities and institutions, which attract many families to choose to live in big cities.

3. Urban culture: There are more cultural activities and facilities in big cities, such as museums, art centers and concert halls, which attract many people to enjoy urban culture in big cities.

4. Personal development: Big cities provide a broader stage for individuals to better realize their self-worth and development.

5. Quality of life: Living conditions in big cities are more convenient and comfortable, such as transportation, shopping, medical care and other facilities are more perfect, more convenient and faster.

6. Socialization: Big cities gather more people and cultures, making it easier to expand social circles and contacts.

Going to a big city will bring many positive effects, such as:

Provide more career development opportunities and better salary to help people improve their living standards.

Provide better educational resources and opportunities to promote children's growth and development.

Provide richer cultural experiences and activities, and broaden people's horizons and understanding.

Provide more convenient living conditions and make people more comfortable and safe.

However, going to big cities will also bring some negative effects, such as:

1. The cost of living is higher, including housing, transportation and meals, and the economic pressure is greater.

2. The pressure of urban competition is greater, and interpersonal relationships are more complicated, which may bring greater psychological pressure and anxiety.

3. The living environment is not comfortable enough, such as noise pollution, traffic congestion and other problems, which affect health and quality of life.

There are many social problems in big cities, such as crime rate and social mobility, which may affect the sense of security and social belonging.

Going to a big city needs to weigh the pros and cons, choose a lifestyle and development environment that suits you, and at the same time try to adapt to the life and culture of the city and actively face various challenges and opportunities in urban life.

Since you choose to go to a big city, you need to have the following plans: 1. Employment planning: When you arrive in a big city, you need a stable source of work to ensure your life. You can know the local job market and employment situation in advance, and make personal career planning and positioning.

2. Housing planning: Housing prices in big cities are usually relatively high, so it is necessary to plan housing problems in advance, including renting or buying a house. When choosing a house, you need to consider factors such as convenient transportation, perfect living facilities and safety.

3. Study plan: Big cities are richer in educational resources, so you can choose better schools and training institutions, make study plans suitable for yourself and your family, and improve your study and vocational skills.

4. Health planning: Life in big cities is fast-paced and stressful, so you need to pay attention to your health. You can choose nearby hospitals and health care institutions, and do a good job in health planning and living habits.

5. Social planning: After arriving in a big city, you need to actively participate in social activities, expand your social circle and contacts, and understand the local culture and social environment. Social planning can be carried out by joining clubs and participating in activities.

6. Financial planning: The cost of living in big cities is usually high, so it is necessary to plan personal finance reasonably, including balance of payments, financial management and investment. You can make personal financial plans and budgets, and make rational use of income and resources.

To sum up, going to a big city requires comprehensive planning, including employment, housing, education, health, social interaction, finance and other considerations, in order to better adapt to urban life and realize their own development and dreams.