This is one of the hand signals that the law requires you to know. If you do not have blinkers you can signal you are making a left turn by extending your left arm straight out at a 90 degree angle to your body. Even car drivers that don't know these signals can figure this one out pretty easily.
SPV (SPE) A special purpose vehicle (SPV) or special purpose entity (SPE) is a company that is created solely for a particular financial transaction or series of transactions. It may sometimes be something other than a company, such as a trust. The SPV's debts may, or may not, be raised with recourse to the ârealâ borrower.
Security Parameter Index. The Security Parameter Index (SPI) is an identification tag added to the header while using IPsec for tunneling the IP traffic. This tag helps the kernel discern between two traffic streams where different encryption rules and algorithms may be in use.