I would ask for a discount. Don’t know if they will give it to you, but you can always ask.
I understand that you have 31 staff members, and you want to teach them all how to use Jarvee, and you expect that this will go well? I am using this software already for some years, and I still learn new things almost every day.
You do not need mobile proxies from the Philippines, other countries are good also. And you can easily use more than 1 account on 1 proxy.
To answer your other questions; You can use 4 Instagram accounts on a home IP without proxies. Messaging 24 a day will work with good accounts. Verifying accounts by SMS you can do best with your own sim cards. Making your own accounts isn’t easy. I now use yahoo.com email addresses, real phone numbers (own sim cards) on a mobile IP…