The Harris Texas Registration Rights Agreement is a legal document that outlines the rights and obligations between Turn stone Systems, Inc. and a purchaser regarding the registration of securities. This agreement is specifically applicable to transactions involving the sale of securities in Harris County, Texas. This agreement ensures that the purchaser of securities has the right to demand the registration of these securities with the appropriate regulatory authorities. It grants the purchaser the power to request registration of their securities on Form S-3 or any other applicable form, allowing them to publicly sell or transfer their securities. Furthermore, the Harris Texas Registration Rights Agreement provides the purchaser with the right to request the inclusion of their securities in any registration statement filed by Turn stone Systems, Inc., subject to certain conditions and limitations. This ensures that the purchaser has an opportunity to sell or transfer their securities in a public offering alongside any offerings made by Turn stone Systems, Inc. In addition to the general Harris Texas Registration Rights Agreement, there might be variations or additional types of agreements based on specific circumstances. Some potential variations include: 1. Limited Registration Rights Agreement: This agreement limits the number of securities that the purchaser can request to be registered. 2. Piggyback Registration Rights Agreement: This agreement allows the purchaser to request the inclusion of their securities whenever Turn stone Systems, Inc. files a registration statement, or a "piggyback" on their registration. 3. Demand Registration Rights Agreement: This agreement grants the purchaser the right to demand that Turn stone Systems, Inc. register their securities at any time. 4. Shelf Registration Rights Agreement: This agreement allows the purchaser to have their securities registered on a shelf registration statement, enabling them to offer or sell their securities over an extended period of time. It is important to note that the specific terms and conditions of these agreements may vary depending on the negotiations and agreements made between Turn stone Systems, Inc. and the purchaser. Therefore, it is advisable to carefully review any specific Harris Texas Registration Rights Agreement to understand the rights and obligations of both parties involved.