For the answers to all your questions on Subscriptions, please see these articles:

In the section on Commercial Questions:

Covering what is a Subscription and what is included, along with details on the Subscription Plans and when a Subscription ends:

• Knowledge Base:  1. Lumion Subscription Licenses

These articles include (among others) how you can buy a new Subscription, buy additional Seats, on refunds, and monthly options: 

• Knowledge Base:  2. Purchasing, Prices and Payment

To get more understanding on when renewals and changes happen for a Subscription see this article. Including changing the Lumion product or term of a Subscription, and what applies when you want to cancel or no longer want to have a Subscription:

• Knowledge Base:  3. Subscription renewals and changes
  
  
  

In the section on Other Questions (related to Subscriptions):

If you currently have a Perpetual License Key and are considering changing to a Subscription or later want to revert back to a Perpetual.  These answer your common questions in how both Perpetual and Subscriptions work:

• Knowledge Base:  4. Lumion Perpetual Licenses

Want to know about how the Lumion products such as Lumion Standard, Lumion Pro and the Trials will work.  Along with what happens to the version upgrades, then please see this article: 

• Knowledge Base:  5. On Lumion products, Trials and Subscriptions

The Lumion Account will be your central, self-service center to look after your Subscriptions and also any Perpetual License Keys.  See this article for more:

• Knowledge Base:  6. Lumion account

See also:

• Knowledge Base:  How do you upgrade Lumion and your License Key?