why they are scammers ?
they claim to be job referral system:
"The SLR job referral system provides you the job seeker access to the hidden unadvertised hard to find positions in your selected job categories. the job referral location years of experience and education"

These guys will take $384 from you and post your resume here slrnetwork.ca

and you apply for the fake job posting, they got your money.

so keep away