![]() ![]() ![]() They can freely re-install the software on multiple machines, but the key will only unlock the copy they downloaded. User is now in possession of an unlocked software and a key that cannot unlock any of my other products.All of the above must be true for the emailed key to actually unlock the software.The software feature set they purchased (based on what they bought).The software provided by my company (based on my company name).The software they purchased (based on their name).The specific software copy they downloaded (based on the serial number).Customer is emailed the unlock key that unlocks the following:.If customer decides yes, then they purchase an unlock key from my website, providing me with the serial number of their copy of the software (or they download a new copy and purchase the key all at once).Customer decides if they want to buy it or not.Customer comes to my website and downloads the setup package as a free 30 day trial (by default, the software behaves in trial mode unless an unlock key is purchased and entered).I wanted to provide the customer with the following scenario: I needed a quick way to sell a small, inexpensive WinForms application from my website either after the customer completes a free trial period, or when purchasing at download time. This is my first article posting to CodeProject. ![]()
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