Preparing a resume by yourself can seem like a daunting task, but with a little bit of effort and guidance, it can be done effectively. Here are some steps to prepare a resume by yourself:

1. Choose a format: There are several formats to choose from, such as chronological, functional, and combination. Decide which one works best for your experience and skills.
2. Gather information: Collect all the information you need to include in your resume, such as your name, contact information, education, work experience, skills, achievements, and references.
3. Tailor your resume: Customize your resume for the job you are applying for. Highlight the relevant skills and experiences that match the job description.
4. Use keywords: Use keywords from the job description and industry-specific terms to make your resume more searchable by recruiters and hiring managers.
5. Write strong statements: Use action verbs and descriptive language to write powerful statements about your achievements and experiences.
6. Keep it concise: Keep your resume to one or two pages and avoid unnecessary information or details.
7. Edit and proofread: Review your resume carefully for errors, typos, and formatting issues. Get someone else to proofread it as well.
8. Save and submit: Save your resume as a PDF or Word document and submit it according to the job application instructions.

Remember, your resume is your marketing tool, and it should showcase your skills, experiences, and accomplishments. Keep it professional, clear, and easy to read. And most importantly, be honest and accurate in your representation of yourself.