read this

this is about a notice , not a job opportinity posting... correct me if i am worong....
On or within 30 days before the date the LCA is filed with ETA, provide notice of the employer's intent to hire H-1B or H-1B1 workers. The employer must provide this notice to the bargaining representative of workers in the occupation in which the H-1B or H-1B1 worker will be employed.