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Readers with poor vision employ " screen readers " that also rely on ALT tags to dictate the contents of a web page.Users with slow or expensive network connections frequently browse the web with images switched off and rely on ALT tags to understand the contents of the page . " While administrators were willing , even anxious , to kick poor mothers and children out of the program for minor technical violations , they allowed Maximus executives to use Wisconsin tax dollars intended for welfare mothers for expensive meals around town , " Sen. Gary George , D-Milwaukee , a chairman of the Legislative Audit Committee , said . However , even with anticipated improvements , DNA sequencing is likely to remain too expensive to meet the scientific demand for sequence information . An aging workforce , increasingly expensive treatments and other influences have increased the burden on employers . Even more important , the kTravel solution is simple to work with , allowing our agents to have a very sophisticated web presence without requiring an advanced level of expensive , web development expertise , " Keuppens said .