The commission has been increased to 5% in your favour. 贵方佣金已增至百分之五。
You can grant us an extra commission of 2% to cover the additional risk. 你们可以获得另外百分之二的佣金，以补偿你受的额外风险。
We'll get 0.5% more in commission for our effort. 经过努力，我们可以多谋到百分之零点五的佣金。
For every additional 10 pieces of pianos sold, we'll give you 0.2% more commission. 每笔交易若能多卖出10架钢琴，你们可以多得百分之零点二的佣金。
We can't agree to increase the rate of commission. 我们不能同意增加佣金率。
A 5% commission means an increase in our price. 百分之五的佣金就等于价格提高了。
A higher commission means a higher price. 如果佣金提高了，价格也要提高。
A 4% commission is the maximum. 我们最多给百分之四的佣金。
Is it possible to increase the commission to 4%? 能不能把佣金提高到百分之四呢？
Even a 6% commission is not high. 甚至百分之六的佣金都不算高。
2% commission is not enough, is it? 百分之二的佣金是不是少了点？
The present commission isn't enough. 现有的佣金不够。
There are three items of commission left unpaid. 只剩三笔交易的佣金未付。

Additional Words and Phrases
commissions earned 佣金收入
commissions received in advance 预收佣金
commission for collection 代收帐款佣金
commission insurance 佣金保险
commission system 佣金制
commission agency 代理贸易
selling commission 代销佣金
buying commission 代购佣金