Kev ntim khoom siv lub hom phiaj tseem ceeb ntawm kev tiv thaiv cov khoom los ntawm kev puas tsuaj thaum thauj thiab khaws cia. Nws tsis tsuas yog ua kom muaj kev nyab xeeb ntawm cov khoom, tab sis kuj tseem ua lub luag haujlwm tseem ceeb hauv nws qhov kev txheeb xyuas, kev piav qhia, thiab kev txhawb nqa. Ntawm peb lub tuam txhab, peb muab cov txheej txheem ntim khoom tsim kom tau raws li koj hom kev xav tau tshwj xeeb. Los ntawm lub thawv thiab lub hnab ntim khoom mus rau hangtags, nqe cim npe, thiab daim npav tiag tiag, peb muab tag nrho cov ntim khoom tseem ceeb hauv ib lub ru tsev. Los ntawm kev xaiv peb cov kev pabcuam, koj tuaj yeem tshem tawm qhov tsis yooj yim ntawm kev cuam tshuam nrog ntau tus neeg muag khoom thiab cia siab rau peb kom xa cov ntim khoom zoo kawg nkaus rau koj lub hom phiaj.