Townsend will be rewarded for his form by keeping his place when Spurs travel to Aston Villa on Saturday, but he faces a battle with new boys Erik Lamela and Nacer Chadli, Aaron Lennon and in-form Gylfi Sigurdsson for a starting spot.
Yet Villas-Boas is convinced the fierce competition can only improve Townsend.
He said: "People are going to be more worried about him, he will be in the public eye more and they will demand more from his performances.
"I expect him to respond."
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