yes lot size depend on our account balance and i say that we work in market with low lots and we do not use big lots size order in market and beginners must use low lots in market and beginner follow the good trading strategies and beginners work with careful trading methods and beginners always understand the market risk management and work in market with experience then beginners make good earning in forex market
for the beginner I adviseto make the size of lots is smallbecause they cannot have an experience to use their capital as a an investment and the chances of lost their accountis increased is increased so they do not get a risk