|  | @@ -6,7 +6,7 @@ different performance tweaks. The tools allow you to save performance data from
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				|  |  |  a baseline commit, then quickly compare data from your working branch to that
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				|  |  |  baseline data to see if you have made any performance wins.
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				|  |  |  
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				|  |  | -The tools operates with three concrete steps, which can be invoked separately,
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				|  |  | +The tools operate with three concrete steps, which can be invoked separately,
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				|  |  |  or all together via the driver script, bm_main.py. This readme will describe 
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				|  |  |  the typical workflow for these scripts, then it will include sections on the
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				|  |  |  details of every script for advanced usage.
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				|  | @@ -39,7 +39,7 @@ the output to the saved runs from master.
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				|  |  |  If you have a deeper knowledge of these scripts, you can use them to do more
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				|  |  |  fine tuned benchmark comparisons. For example, you could build, run, and save
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				|  |  |  the benchmark output from two different base branches. Then you could diff both
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				|  |  | -of these baselines against you working branch to see how the different metrics
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				|  |  | +of these baselines against your working branch to see how the different metrics
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				|  |  |  change. The rest of this doc goes over the details of what each of the
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				|  |  |  individual modules accomplishes.
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