Final answer:
Raymond Consulting is using the recruitment method of job posting.
Step-by-step explanation:
The recruitment method that the firm is using is job posting. Job posting is the process of advertising open positions to attract potential candidates, typically through mediums such as company websites, job boards, and social media platforms. In this case, Raymond Consulting is asking all its employees to include an email footer stating that they are looking for amazing employees, which serves as a form of internal job posting.