The maximum amount that you can contribute to your TFSA is limited by your TFSA contribution room. All TFSA contributions made during the year, including the replacement or re-contribution of withdrawals made from a TFSA, will count against your contribution room.
The CACM is required in addition to the cargo and conveyance Advance Commercial Information (ACI) previously transmitted according to the prescribed time frames as described in the Reporting of Imported Goods Regulations.
Startup Metric #1 Customer Acquisition Cost (CAC) CAC is the metric that matters the most if you are in the early stages of your startup growth because if you want to survive you need users. But it costs money to acquire customers.