What procedures can I follow in order to predict demand for my product so I can manufacture and produce accordingly?

1. Review sales history and past forecast performance.

2. Generate unconstrained base volume forecast.

3. Review and understand demand shaping events.

4. Fine tune forecast to reflect events, constraints and priorities.

5.Compare with business plan and identify risk and opportunities.

6.Finalize forecast to support performance management.

7.Focus on managing quality of input data and next cycle.

hi , Make your list of customer and check their monthly demand . make a buffer also as per season demand to avoid shortage . enjoy the business then

1. You should know what you are selling, whats your target audience (B2B or B2C). 

2. If your selling wide range of products you should bifurcate as which product is making hit..

3. If your product is trendy and latest and if its is hitting the market then you can predict.  

Market research the demand by understanding competitors sales volume.

1) Market research the demand by understanding competitors sales volume.

2) Research competitors' product value vs. your product.

3) Define price positioning and price elasticity vs. competitors.

4) Define your desired market share, and based on it, your volume can be calculated.