Playback performers tend to specialise in one of several roles - conductor, actor, or musician.
Landscape architecture is a related professional activity with landscape architects tending to specialise in design for public and corporate clients.
The various docks tended to specialise in different forms of produce.
Most stalls tend to specialise in one particular dish, but between them they offer an opportunity to sample a good selection of Morocco's traditional food.
In certain areas, they tend to specialise on the most common prey, with a preference for medium to large-sized mammals.
Most large processing plants tend to specialise in a limited range of products.
Decoration is minimal and it tends to specialise in house and tribal trance.
These people can be difficult to track down, but they do tend to specialise in specific subjects.
He tended to specialise in the classical Italian mode, rarely expanding into other, more baroque areas of architecture.
'Many people tend to specialise in a certain topic such as sport or pop music but I concentrate on general knowledge.'