tsrcng s bsnss prctc n whch cmpns s xtrnl prvdrs t crry t bsnss prcsss, tht wld thrws b hndld ntrnlly. tsrcng smtms nvlvs trnsfrrng mplys nd ssts frm n frm t nthr.
Th trm tsrcng, whch cm frm th phrs tsd rsrcng, rgntd n ltr thn 1981 t tm whn ndstrl jbs n th ntd Stts wr bng mvd vrss, cntrbtng t th cnmc nd cltrl cllps f smll, ndstrl twns. n sm cntxts, th trm smrtsrcng s ls sd.
Th cncpt, whch Th cnmst sys hs "md ts prsnc flt snc th tm f th Scnd Wrld Wr", ftn nvlvs th cntrctng t f bsnss prcss (.g., pyrll prcssng, clms prcssng), prtnl, nd/r nn-cr fnctns, sch s mnfctrng, fclty mngmnt, cll cntr/cll cntr spprt.
Th prctc f hndng vr cntrl f pblc srvcs t prvt ntrprss (prvtztn), vn f cndctd n lmtd, shrt-trm bss, my ls b dscrbd s tsrcng.
tsrcng nclds bth frgn nd dmstc cntrctng, nd thrfr shld nt b cnfsd wth ffshrng whch s rlctng bsnss prcss t nthr cntry bt ds nt mply r prcld nthr cmpny. n prctc, th cncpts cn b ntrtwnd, .. ffshr tsrcng, nd cn b ndvdlly r jntly, prtlly r cmpltly rvrsd, s dscrbd by trms sch s rshrng, nshrng, nd nsrcng.