You can block by Manufacturer, by Category, by Price or by Keyword
If you are not authorized to sell a certain brand, you can simply block it here and save yourself from getting legal notices from manufacturers who want to restrict resellers.
Similarly, if you do not want to sell in a specific category, you can block by category. For example, you can block the category 'weapons'.
You can also block by keywords, for example, anything that contains the word 'Rebel' you want to block.
Helps you keep your website clean and out of trouble.
Because the lower your cost, the more competitive your prices. Translates to greater sales and greater profits.
Markup prices at cost + % or cost + $ or both. You can markup prices differently for different distributors. You have total control over your selling price.
All products don't ship equally. You can apply shipping markups in addition to price markups to come up with a selling price that takes all costs into account.
If you don't want to sell a product or a product category, you can simply block it and it won't get downloaded to your database.