How to use "access" in a sentence

In the locked center drawer of the desk was a book with the code numbers that permitted access to the sensitive information stored not on diskette but only in the central memory

The number was 1001012, identified as the access for "Comps," which meant "complimentary guests," a euphemism for "big losers," who were never asked to pay their room charges or restaurant bills because they routinely dropped small fortunes in the casino.

Tina typed her personal access number - E013331555

The hacker geeks in computer operations can probably access all the rental agencies' data files long distance."