"less to check" is correct and usable in written English.
You can use it when you want to refer to something that requires less time, effort, or attention than something else. For example: "The new system requires less to check, so it saves us time."
As we can now react immediately, there is less and less time to check the veracity or provide analysis for these stories before they become viral.
People feel less compelled to check Twitter and Facebook and chat with friends and colleagues via instant message.
Wealthy foreigners, like the Russians, are coming less frequently to check their anonymous bank accounts, so sales in the luxury shops along the glitzy Bahnhofstrasse are hurting.
Call me superficial, but, like many, more regular viewers, I found the word "Syfy" obnoxious, and became less inclined to check out its shows.
Firms with less than €3m of payment transactions per month only have to register with the FSA, don't have to safeguard customers' funds and the FSA has less power to check on them.
That might make them less likely to check their phones every time Messenger buzzes.
Thus, although condition of Proposition 5 is less easy to check than the one corresponding to the existence of the GNE, from (66) it can be inferred that whenever the ratio between each direct and interference channel is small, matrix V is likely to satisfy the diagonal dominance property and thus to be a P-matrix, ensuring the uniqueness of the GNE.
If traffic estimates do roll out, they could make users more tolerant of longer ETAs and less likely to check a competing app since they'll know their driver might take longer to pick them up because congestion is to blame rather than Uber's algorithm.
