mmigration is the movement through which individual permanently move from their place of residence to another country." In simple words immigration is the medium through which people move from one country to another for high standard of living , earning money, to gain knowledge or education . Settling people in another country or region either permanently or temporarily, has many benefits for host country as well as home country. From many parts of the world more and more people migrants to USA ,Canada, UK, Australia, Newzealand and European countries. Immigration helps in country by several ways, for example overseas students invest a lot of money which is very much helpful to the countries welfare. Immigration also contribute its role in the economic growth, cultural activities, increase the standard of living and settles good relationship between two countries. This essay will discuss the immigration's contribution to the country's welfare. To begin with, there are different types of immigration, classed under different categories of visa. The first one is employment visa or working visas, is most commonly authorized to highly skilled workers. Candidates which have advanced knowledge and are highly educated , get visa under this category. Some of the public and private business companies in different parts of world sponsored these types of visas. Foreign students are actively encouraged by the government of different countries for study. "There are a number of categories of student visa, most of which require a confirmed offer from an educational institution. Visas are often granted on the basis of family background" . In family background they see whether a student's family has enough funds to study in foreign country. These funds includes living cost, transport cost, tuition fee of the course, travel charges and health insurance. Now-a-days all the countries has strict rules for the student visas. All the students have to pass the English language requirements, for example they have to do IELTS(International English language testing system) and TOEFL( Test of English as foreign language). There are also number of different types of family visas, which includes Parent visas, Spouse visas and tourist visa. These visa are help to permanent setting in foreign country. Family and student visa applicant requires to live for at least 4 years. As we all know immigration plays an important role for the people and country." Earning a high income and learning new cultural practices are some of the advantage of immigration. For businesses, immigration allows entry into new markets thus increasing the number of customers for the business' products. In terms of disadvantages, immigration can lead to an increase in crime rates as well as spread of viruses or diseases such as swine flu, cancer ,AIDS etc." But we can see that the advantages of the immigration are more than the disadvantages. So we are now more discuss about the role of immigration for welfare of the country. Immigration is a good thing because foreigners will do the jobs in different parts of the world. Truthfully, immigration is good because immigrants bring in new ideas, new culture, new food, and so on. When a person is migrate from one country to another it is very helpful for the country in which he/she is migrate or live there. Brain drain also help in welfare of the country. "Brain drain refers to the increasing tendency of the young, energetic, capable and talented youth of a country to migrate to another country in search of their future. However, Immigrants contribute economically by earning and spending money, which benefits local businesses, and by generating tax revenue". Many organizations also state that immigrants provide companies with a pool of workers whose skills are very beneficial for company and the development of nation. America is one of the most powerful and developed country in the world, what is the reason behind this? The reason is immigration, as from last 5 years nearly 8 million people migrant to America. American government give visa to highly skilled students and employers so that they can contribute their role for the development .People from China, India, Japan, Pakistan who are well educated get job in different fields in America. "International tourism also one of the part of immigration and it also help in the economies of the countries for example entry of new companies and tourism field that has made air travel cheaper and accessible to all people from all corners of the world". Furthermore, Multinational companies have started new brands or branches in different countries>