I need a visa

Although you have not specified the type of visa or the country you want to obtain a visa for, here are the following information:
First, if your inquiry relates to obtaining a work visa, it is essential to have a work contract at the country you want to obtain a visa from. And it is also the employer who performs the procedures of obtaining the employment contract, work permit and work visa.
Required documents include:
- Passport
- Experience Certificates
- Academic certificates
- A certificate of good behavior
Second, if your inquiry is related to tourist visa, the required documents vary from country to country.
Basic required documents include:
- Passport
- Bank statement
- Copy of residence
- Hotel booking
- Flight tickets reservation
- Employer's consent to the trip
- A letter from the employer on the date of appointment, salary and occupation.
Finally, if your inquiry is related to another matter, please explain.