The study examined the influence of cash management techniques on small scale enterprises’ effectiveness in public universities in Cross River State, Nigeria. To achieve the purpose of the study, two hypotheses were formulated and tested. Survey research design was used. 266 respondents were selected using a combination of stratified, proportional and accidental sampling techniques. However, only 259 respondents participated in the study. A structured questionnaire was the main instrument for data collection and it was validated by three experts. To guarantee the reliability of the instrument, the researcher conducted a trial test of the instrument on 30 small scale business operators outside the ones that were used for the study and Cronbach Alpha procedure was used to establish the reliability indices ranging from 0.75 – 0.87. Data collected was analyzed using simple linear as well as multiple regression statistical techniques and the finding revealed that cash budgeting as well as liquidity management significantly influence small scale enterprises’ effectiveness in public universities. The study also revealed that cash management techniques sub-variables such as cash budgeting and liquidity management have significant composite influence on small scale enterprises’ effectiveness in public universities. Based on the findings, it was recommended among others that business operators should use credit cards more often with her suppliers and review expenses regularly to lower costs; this would aid the business in recouping its capital quickly.