The phrase "smooth execution" means that something was done in a way that appears effortless and without any problems or complications. Full definition
The maturity of a company's processes can go a long way in ensuring smooth execution of projects. (elearningindustry.com)
We maintain control of the transaction, ensuring smooth execution, proactively resolving any issues and aggressively negotiating on your behalf from start to successful closing. (ariescapital.com)
Notes: For smooth execution please check - in your sports equipment no later than 1 hour before counter closing. (srfer.com)