Internal source of recruitment does not provide new blood as it implies re-hiring, promoting, or transferring persons who are already working or have worked for the company. So, external source of recruitment is needed to bring <em>new blood</em> into the organization. That can be achieved in multiple ways, as the external source suggests people joining the organization through recommendations, then there are employment agencies whose occupation is finding all sorts of candidates. Also, companies can visit schools and colleges in order to find new candidates. Companies can advertise job positions to the wide public, they also can hire candidates who are not so skilled right now, but can learn in the future. So, there are some of the most spread ways of finding new candidates and bringing <em>new blood</em>.
<span>The comma indicates a pause between parts of a
sentence. It is also used to separate items in a list and to mark the
place of thousands in a large numeral.
Illustrations and examples are introduced by the transition phrases such as "for instance" and "for example". Some other linking words for giving examples are "to illustrate", "namely", and "such as". These linking words do not necessarily have to be at the beginning of the sentence.