Crossword Puzzle Community of organisms

Clue: Community of organisms

What happens when you offer to build a new community rec center? (THEYWILLCOME with 12 letters)
High tea offering (BISCUIT with 7 letters)
Mercedes-Benz offering (COUPE with 5 letters)
Modern publisher's offering (EBOOK with 5 letters)
Foundation offering (GRANT with 5 letters)
Stock mkt. offering (IPO with 3 letters)
Pawn shop offering (LOAN with 4 letters)
Coffeehouse offering (e.g. MOCHA with 5 letters)
W. J. Bryan offering (ORATION with 7 letters)
Pet-store offering (PUP with 3 letters)