In order to compile fly, you must have telnet access to the server. If by any reason your provider cannot do it, you will have only text-based statistics. Please verify with your provider that access to system command is not disabled for cgi programs. If it is, you will be able to have only text-based statistics. Statistics files will take approximately 100Kb of disk space for 1,000 ads' exposures.
Package includes the script that checks all ads in rotation and delete ads that are expired.
You can either to run it every day or every other day, or put entry in the server crontab file so that script will run each day automatically. After ad is expired advertisers will receive automatically generated e-mail report with the statistics for the whole period when ad was in rotation.