In the fX Variables Section:

Step 1: Enter the Custom Growth Rate


Step 2: Add a New Custom Variable called New Subscribers.


In Month 1 (planned start date for revenue stream) enter the initial number of new subscribers.

In Month 2 of "New Subscribers" enter the following formula:

Custom.NewSubscribers[-1]+Custom.NewSubscribers[-1]*Custom.CustomGrowth

**Please ensure that you are using the correct formatting as it is case-sensitive.**

Now, in the Revenue Section:

Step 3: Add a new Revenue Stream with the following details:


Add a New Revenue Stream and Select the Custom Formula revenue driver:

Enter the Acquisition Start Date

Custom Formula: Custom.NewSubscribers

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