Yes, keep it in. Did they use a specific point-of-sale software or inventory control product/database?
In addition to your resume' you should put a skills sheet together. The resume' can concentrate on the jobs and accomplishments, but there's a bigger skill set of things you can do that wouldn't appear on a resume. Like software you're fluent with, types of assays, types of lab equipment, survey types, data reduction methods... It's a what do they get in addition to the job title they're hiring for.
It also makes it easier to match things you may have not held a specific job doing yet or that you might think to mention in an interview if they didn't specifically ask.
no subject
In addition to your resume' you should put a skills sheet together. The resume' can concentrate on the jobs and accomplishments, but there's a bigger skill set of things you can do that wouldn't appear on a resume. Like software you're fluent with, types of assays, types of lab equipment, survey types, data reduction methods... It's a what do they get in addition to the job title they're hiring for.
It also makes it easier to match things you may have not held a specific job doing yet or that you might think to mention in an interview if they didn't specifically ask.