tip and tricks

Just bought the White Surf PI Dual Coil and am really excited to start using it. the weekend cant get here quick enough! any tips from the White PI crowd will be much appreciated! TIA :occasion14:

Hello fellow hunters just had a question about different size coils for metal detecting. I use the bounty hunter tracker IV with the basic stock 8" coil. I noticed that they also make a 4" and 10" coil. Wanted to know some pros and cons about these. The the 4" golder digger one looks interesting...