The phrase 'watch competitors' is correct and can be used in written English.
It is typically used to refer to observing another company's activities in order to assess their advantages or disadvantages in comparison to your own. For example, "We need to watch competitors closely to see where we can improve our products."
Audiences can watch competitors vie for bragging rights, and then observe them relaxing and reflecting.
"We can sit by and watch competitors steal our patented inventions, or we can do something about it.
As they watch competitors invest heavily to reduce shipping time and costs, American farmers say that the river that once helped make United States agriculture the low-price leader is now costing them about $100 million a year in delays.
Steve Jobs is quoted in a press release saying: "We can sit by and watch competitors steal our patented inventions, or we can do something about it.
If it chooses wrong, Facebook could build powerful new functionality that is never adopted or only done so begrudingly, and watch competitors steal its use cases.
Steve Jobs exclaimed "We can sit by and watch competitors steal our patented inventions, or we can do something about it.
Fitbit Surge ($249.95) The best selling Apple watch competitor employs actigraphy to estimate the time asleep and sleep stages from arm movements.
[D1.] AMR May Consider Low-Cost Lise American Airlines is watching competitors start low-cost carriers and might eventually decide to start one of its own.
After watching competitors stumble for the last two years, Apple faced its first credible competition in the tablet computer category this fall when Amazon introduced the Kindle Fire.
In the meantime, Palm, once a market leader, watched competitors like Apple, Google and Research In Motion carve up the smartphone market.
Japanese electronics makers have for years been losing market share to competitors from South Korea, while more recently watching competitors from Taiwan and China take even more.
