Yo.ur po.rt.fo.lio is a col.le.tion of you.r pre.v.ious work th.at hig.hl.ights yo.ur sk.i.lls a.nd exp.erience wi.thin your sp.eci.fic niche. Pro.spec.tive clien.ts typ.icall.y ask fr.ee.lance.rs to pr.ovi.de the.m with a po.rtfo.lio in ad.diti.on to the.ir...