Joel Heflin says:
Reformation Heritage Books is having a special offer: Receive an additional $10 off the 4 volume set of Brakel’sReasonable Service from now until August 15, 2009. Simply enter this coupon code Brakel2009 in the RHB shopping cart, or mention this post if ordering by phone.
If you have not yet acquired this set for your personal study, consider taking advantage of this offer while it lasts. à Brakel will be well worth your time to read.