Below are some tips for making better financial projections:
Modeling out "what if monthly churn is 1.5% instead of 2%?" should not require changing more than one cell.
If all of your key levers remain static, readers will assume you didn't put much thought into them.
For example, if you're raising $2m for 18 months of runway, then adding up your monthly burn for 18 months should not exceed $2m.