Advantages of Immigration  

A-Job vacancies and skills gaps can be filled.

B-Economic growth can be sustained.

C-Services to an ageing population can be maintained when there are insufficient young people locally.

D-The pension gap can be filled by the contributions of new young workers and they also pay taxes.

E-Immigrants bring energy and innovation.

F-Host countries are enriched by cultural diversity.

J-Failing schools (and those with falling numbers) can be transformed.

Disadvantages of Immigration  

A-Depression of wages may occur but this seems to be temporary.

B-Having workers willing to work for relatively low pay may allow employers to ignore productivity, training and innovation.

C-Migrants may be exploited.

D-Increases in population can put pressure on public services.

E-Unemployment may rise if there are unrestricted numbers of incomers.

F-There may be integration difficulties and friction with local people.

J-Large movements of people lead to more security monitoring.

K-Ease of movement may facilitate organised crime and people trafficking