You can only build your business when you’re able to realize and focus upon where your actual sales are coming from. Attribution in marketing is a methodology for giving appropriate credit to what influenced a sale.
To track how the actual sale happened is the key. The method which helps your business in conversion is something which you need to focus upon. Identify ways in which a lead reaches your business & put a system in place to track from where they found about your company.
There are a number of production companies in the market now, which provide similar types of services in making promotional videos. Many of them are quite competent in providing high quality services.
Medic history knows that every epoch has its own actual diseases. In former times people suffered from plague and smallpox and less than a century ago we suffered from Spanish influenza.
The terrible scourge of modern times is allergy. Our immune system rebels against different chemistry which all earth is saturated with. However the problem is not only in the chemistry.