"selling skills" is a correct and usable phrase in written English.
You could use it, for example, in the following sentence: "A successful salesperson must have outstanding selling skills."
Most want one thing: to graduate with better selling skills.
But it will take all of Mr. Robbins's considerable selling skills to pull it off.
"It's a good place to hone my selling skills," Ms. Burns said.
For new agents, having the "right" personality, (e.g., assertiveness), can be more important than having strong selling skills.
Yet despite Ernest's aggressive selling skills, the winery remained behind the leaders in what was at that time a small and unsophisticated US market.
I think this was partly down to my own lack of selling skills, and partly because most business owners weren't used to internet advertising.
Her Svengali effect has more to do with your vulnerability than her selling skill.
Ironically, that selling skill often goes out the window when dealing with journalists.
If you're interested in entrepreneurship, great selling skill will give you a much needed edge when it comes to pitching ideas to potential investors, early customers, and prospective recruits.
It hopes to sell skills it developed on nuclear submarines built for the Royal Navy.
Working for a gallery, nonprofit arts organization or museum may require knowledge of art history, art restoration, exhibit design, selling, management skills, budget planning, writing skills, people skills, database management, precise organization and other specialized knowledge.
