CSSI Summer School

CSSI Summer School on June 19-21 is now accepting registration! The school will be held at Extellent Professional Development Centers. To register, log in to our website and click on Class Registration. You can also click on our Calendar tab, select a specific date and register there.  You are also welcome to register by phone. We will be teaching Payroll, Job Cost, and other classes. These classes are great for everyone, whether you’re new and just learning our software or seasoned user who wants to re-familiarize yourself with the software. Class sizes are limited so register early!

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