1.   Greeley also said its system maintenance and service had been satisfactory.

2.   Or, if a software package includes system maintenance or employee training, those portions of the software contract cannot be recorded until that work is done.

3.   Some analysts said America Online had always paid more attention to marketing, attracting and retaining subscribers than it had to computer systems maintenance.

4.   The company also has periodic scheduled shutdowns for system maintenance.

5.   Those represented by unions staged sporadic work actions late last year, demanding higher wages and better system maintenance.

6.   They also realise that regular system maintenance is needed, but may not know what that entails, or may not want to be bothered.