In Sales -> Configuration -> Contracts, can see all subscription contracts.

We can create new subscription contracts using CREATE button.

The created Contract in 'New' stage has option to select the contract lines and have button to confirm the contract.

When we click 'Confirm' button the subscription contract is changed to 'Ongoing' stage.

There have button to Generate Invoice for contract lines.

When we click 'Generate Invoice' button, it creates invoice for contract lines and shows the count in smart tab.

When we click the Smart tab can see all created invoices for this subscription contract.

There has 'LOCK' button to lock the subscription contract. When we click this button we do not modify the subscription contract.

There has a 'UNLOCK' Button to Unlock the Subscription Contract. When we click Unlock button we can modify the Subscription Contract.

When contract reaches 'Next Invoice Date' it automatically generate invoice for this subscription contract and shows the invoice count in smart tab, when we click the smart tab can see all created invoice for this subscription contract.

When contract reaches 'Contract Expiration Reminder Period' it automatically change the stage of this subscription contract into 'Expire Soon'.

When contract reaches 'Contract End Date' it automatically change the stage Of this subscription contract into 'Expired'.

There has 'CANCEL' button to cancel the subscription contract.

When we click cancel button, the subscription contract changes into 'Cancelled' state.

Under 'Sale Order Lines' tab can see all sale order lines of this subscription contract.

In Website -> My Account can see My Contracts option.

When we click "My Contracts" can see all subscription Contract.

When we click Contract Name, possible to access the Subscription Contract.

In website customer portal there has option to Print the subscription contract PDF report.