You can talk to decide a slot of meeting. During checkout you will make the payment and receive a confirmation of the booking. Google Meet link will be emailed at least two hours before the meeting.
It is recommended that you join the meeting from your laptop/desktop that you use for work. You can share your screen to show examples of problem. This way solving your problem becomes easy and relavent.
It is expected that You will implement the suggestions and if you still face any issue you can take my advice without paying any fees within 7 days after the first consultation.