| The battery cycler allows us to switch between batteries as each one runs out. |
| This technical approach allows a collision avoidance capability on the flight deck, which is independent of the ground system. |
| The program allows users to do global searches through all the available data. |
| This allows individual nuclear families to connect with extended family members. |
| She has a security clearance that allows her to see the classified information. |
| This sensibly eases the programmer task and allows for more aggressive optimisations of the global program structure. |
