"buying stage" is correct and usable in written English.
You can use it to refer to the process or period of time when someone evaluates products or services they are considering buying. For example, "I'm in the buying stage for a new laptop, trying to decide which one will best suit my needs."
Additional preventive measures include protection of aquaculture systems from contamination with feces from dogs and cats and development of detection methods for foodborne parasitic infection at the processing, distribution and buying stages.
He began performing in his teens, with the assistance of his grandfather, who bartered his services as a plumber to buy stage time for Bublé.
Over the years, many film producers have bought stage properties and thrown out everything but the famous titles, frequently with disastrous results.
A total of 15 fruits were harvested at nearly "harvest ripe" (also know as "ready to buy") stage, according to visual and firmness inspections by expert operators, from trees at each of the EJ, AA, and IVIA locations.
We pay all of our staff, we have union contracts, and we buy stages, and it costs $4.9 million to put on SummerStage.
Many of the people buying staged houses in the pricey neighborhoods where Baer does most of her work are from other countries; still more are new to the West Coast.
Analysis of the emotional dynamics showed that ratings for satisfaction and pleasant surprise tended to be lowest during the buying stages.
She was buying the Stage each week to scour it for that elusive big break that might eventually allow her to sing other people's songs on kids' TV.
But after a series of film flops in the late 1930's, she cancelled her contract with RKO and struck out on her own, buying the stage rights for The Philadelphia Story from Philip Barry in 1940.
