Here are my suggestions:

Tips for Application Success

1. Tailoring the CV: In my experience, hiring panels appreciate when a CV is customized to match the requirements of listed jobs in Zimbabwe, particularly this one, which has multiple teaching positions. Highlight your experience and skills in the subjects you are applying for.

2. Role Relevance: Strings of job vacancies in Zim necessitate a specific focus on the role you are applying for. Ensure your previous experience directly relates to the position and illustrates your capability to meet the Duties and Responsibilities described.

3. Proof of Qualification: This job listing emphasizes the need for proof of education qualification. It is crucial that you include this within your application to not be outrightly disqualified.

4. References: This listing, similar to other vacancies in Zimbabwe, asks for traceable references. Ideally, use referees who can vouch for your experience in the subjects you're applying to teach.

5. Email Subject Specificity: When sending your email, specifying your area of expertise as prompted can save your application from getting lost in the sea of employment opportunities in Zimbabwe.

Key Areas to Watch

1. Experience and Qualifications: This job offers in Zimbabwe demands at least three years of relevant experience and a specific educational qualification. If you slightly fall short, I'd suggest contacting the recruitment agency, or in this case, the college, to inquire if your application can still be considered.

2. Age Specification: Applicants must be 30 years or older. While age limitations in job search in Zimbabwe can be rigid, it's worth inquiring if they might consider slightly younger but highly experienced applicants.

3. Reference Check: With a requirement for traceable references, candidates need to provide current and valid contacts.

4. Proof of Qualification: Neglecting to include proof of education qualification can lead to outright disqualification.

5. Application Procedure: It's indicated that applications sent without specifying the area of expertise in the subject line may not be considered. In my career guidance experience, such instructions need to be strictly followed.

Standing Out in the Application Pool

1. Special Subject Knowledge: Given the many jobs in Zw, showcasing deep knowledge in your subject of preference, and proven success in teaching it can set you apart.

2. Unique Teaching Techniques: Sharing innovative teaching methods, or how you tailor your classes to individual student needs could leave a memorable impression.

3. Parent-Teacher Collaboration: If you have experience, provide examples of how a strong parent-teacher collaborational approach you deployed impacted students positively.

For Novice Applicants

1. Subject Specificity: The job listing invites applications for various subjects at different levels. Novices often make the error of applying for 'a teaching job' rather than specifying.

2. Document and Email Presentation: Junior applicants often underestimate the importance of the correct subject line for email applications, or the necessity to add crucial certificates.

3. Experience Emphasis: Novices usually downplay their experience. Instead, they should present even minor roles in a way that illuminates their relevance to the job vacancies in Zimbabwe they're applying for.