Particulars: subscription contracts begin if the transaction is complete and they are issue to our Conditions of Sale and License & Products and services Agreement. For trials, a payment system is necessary at indicator-up and will be charged at the end of the trial period of time, Except cancelled 1st. https://www.upwork.com/services/product/development-it-setup-web-conferencing-system-using-bigbluebutton-and-scalelite-1446381070830473216?ref=project_share&tier=0