Yes, you can access GRE crash courses that offer flexible scheduling options to fit your availability. Here are the details:

1. Online Crash Courses:
- Many online platforms, including EduRev, offer GRE crash courses that can be accessed anytime and anywhere.
- These courses are designed to be flexible, allowing you to study at your own pace and according to your own schedule.
- You can access the course materials, including video lectures, practice questions, and study guides, whenever you have free time.

2. Recorded Video Lectures:
- Crash courses often include recorded video lectures that cover all the important topics and strategies for the GRE.
- You can watch these lectures at any time that suits you, allowing you to fit your study sessions around your other commitments.
- The video lectures can be paused, rewound, and replayed as many times as needed, ensuring that you fully understand the content.

3. Practice Questions and Mock Tests:
- GRE crash courses usually provide a wide range of practice questions and mock tests to help you assess your progress and identify areas for improvement.
- You can access these practice materials at any time and complete them according to your availability.
- Mock tests are designed to simulate the actual GRE exam, and by taking them at your convenience, you can build your test-taking skills and improve your timing.

4. Personalized Study Plans:
- Some crash courses offer personalized study plans based on your availability and target GRE score.
- These study plans take into account your schedule and create a structured plan that outlines what topics to study and when.
- This flexibility allows you to balance your study time with other responsibilities, ensuring that you make progress towards your GRE goals.

5. Online Support and Doubt Clearing:
- Many platforms provide online support and doubt clearing sessions, allowing you to get your queries resolved by expert instructors.
- You can schedule these sessions as per your availability, ensuring that you receive timely assistance when needed.
- This support system is crucial in your GRE preparation journey and helps you stay on track and motivated.

In conclusion, GRE crash courses with flexible scheduling options are available online, providing you the convenience to study at your own pace and according to your availability. Platforms like EduRev offer recorded video lectures, practice materials, personalized study plans, and online support to ensure a comprehensive and flexible learning experience.