Chinthu china chofunika kwambiri chodzitetezera ndi dongosolo la mabuleki. Mabuleki ogwira ntchito ndi ofunikira poyendetsa njinga ya olumala, makamaka pamalo otsetsereka kapena pamalo osafanana. Nthawi zambiri pamakhala mitundu iwiri ya mabuleki m'mabuleki: mabuleki oyendetsedwa ndi othandizira ndi mabuleki oyendetsedwa ndi ogwiritsa ntchito. Mabuleki oyendetsedwa ndi othandizira amalola wosamalira mayendedwe a njinga ya olumala, pomwe mabuleki oyendetsedwa ndi ogwiritsa ntchito amalola munthu amene ali pa njinga ya olumala kudzisamalira yekha. Mabuleki ena apamwamba amabweranso ndi makina amagetsi oyendetsera mabuleki, omwe amapereka ulamuliro wowonjezera komanso kugwiritsa ntchito mosavuta. Onetsetsani kuti mabuleki ndi osavuta kuwagwira ndikuchotsa, ndipo nthawi zonse muwayang'ane ngati akuwonongeka kuti mupitirize kugwira ntchito bwino.
Chitonthozo ndi chithandizo zimagwirizana kwambiri ndi chitetezo, chifukwa kuyendetsa njinga ya olumala kungayambitse kufooka kwa kaimidwe, zilonda zapakhosi, komanso kugwa.mipando ya olumalayokhala ndi mipando yosinthika, kuphatikizapo kutalika kwa mpando, kuya kwake, ndi ngodya ya kumbuyo. Mipando yokhala ndi mipando yokhazikika komanso yokhazikika kumbuyo ingapereke chitonthozo chowonjezera ndikuchepetsa chiopsezo cha zilonda zopanikizika. Malo opumulira manja ndi mapazi ayeneranso kusinthidwa ndi kupakidwa kuti apereke chithandizo chokwanira. Malo oyenera akhoza kukhudza kwambiri chitetezo cha wogwiritsa ntchito poonetsetsa kuti akukhala bwino ndikuchepetsa mwayi woti aterereke kapena kutsika pampando.