at an address

grudging / reluctant admiration 

be much admired

by / on sb's own admission

a frank admission 

make an admission

admit to smb

admit to doing smt

be reluctant / loath to admit smt

adopt an approach

be enthusiastically adopted 

adult supervision

make an advance

state-of-art

new-fangled

big advantage 

work to your advantage

be at an advantage 

there is an advantage in doing smt

consider the merits 

extoll the virtues

recount your adventures

be heavily advertised