Some of the more widely used recruitment methods include placing advertisements in local newspapers and online, publishing internal announcements for promotions and personal referrals, enlisting employment and executive recruitment agencies and using government job centers.
To hang and finish drywall, drywall installation cost is around $30 per sheet when a professional does the work. To hang and finish drywall, average installation cost is around $0.40 per square foot when the homeowner does the work.
Given that I pay about the same you do (about $30/sheet), if you multiple the living square footage by about 3.4, you should be able to get a price estimate. As an example, for a 1300 sf flood house (torn down to the studs) I recently did, my 5 second estimate for sheetrock was 1300 * 3.4 = $4420.