As a student visa holder in Canada, there are several important things to know in order to maintain your status and comply with the terms of your visa. Here are a few key points to keep in mind:

1. Attend the designated institution and maintain full-time enrollment: As a student visa holder, you are required to attend the institution and program specified in your visa application. You must maintain full-time enrollment throughout the duration of your studies.

2. Keep your contact information and status up-to-date: It's important to keep your contact information, such as your address and telephone number, up-to-date with the immigration authorities. You must also inform the immigration authorities if there are any changes to your status, such as dropping out of school or changing institutions.

3. Maintain sufficient funds: You must maintain sufficient funds to cover your tuition fees and living expenses for the duration of your stay in Canada.

4. Respect the terms of your visa: You must respect the terms of your visa, including the expiration date, and not engage in any activities that would violate the terms of your visa, such as working without the proper authorization.

5. Comply with Canadian laws: It's important to comply with all Canadian laws, including those related to immigration, during your stay in Canada. This includes not engaging in any activities that could lead to criminal charges or deportation.

6. Follow the rules of your study permit: You must follow the rules of your study permit, including completing your studies before the end date of your permit. If you wish to continue your studies, you must apply for a new permit before the expiry date of the current one.

Remember that the rules and regulations regarding student visa are subject to change over time, it's always recommended to check the up-to-date information on the Canadian government's immigration website before and during your stay.

To apply for a tourist visa (also known as a visitor visa) to Canada, you will need to follow these general steps:

1. Determine your eligibility: Check the Canadian government's immigration website to see if you are eligible to apply for a tourist visa.

2. Gather the necessary documents: Prepare all the required documents, such as a valid passport, photographs, proof of funds, and a letter of invitation (if applicable).

3. Fill out the application form: Complete the application form for a tourist visa, which can be found on the Canadian government's immigration website.

4. Pay the application fee: Pay the required fee for your application. The fee can vary depending on the country of origin and the type of visa.

5. Submit your application: Submit your application, along with the necessary documents and fee, to the appropriate visa office.

6. Provide biometric information: Some applicants may be required to provide biometric information, such as fingerprints and photographs, as part of the application process.

7. Wait for a decision: After submitting your application, you will need to wait for a decision. The processing time can vary depending on the country of origin and the specific circumstances of the application.

It's important to note that the rules and regulations regarding tourist visa are subject to change over time, it's always recommended to check the up-to-date information on the Canadian government's immigration website before applying. Also, you may be required to provide additional information or attend an interview as part of the process.