Continuing with our tutorial series, let us take a look at some tools of the trade.
If you are jumping in midway, take a look at the previous tutorials below.
As each decoder works through the vastness of different types of codes that we come across, he or she tends to use some links very frequently and some only for special cases.
Many times we get the questions of “What tool did you use for that?” or “How did you see how to follow those steps?”
In this post we hope to accumulate the big variety of online and offline resources that we use.
Three codes were found in the annotations of the May 12 Ingress Report
 yy xy yx xx yy xx yx xy xx yy xx yy xy xx yx xx xx xy yx xy yx yx xx yx xx yy xx xy yx xy yx yy yy yy yy yy xy yy xx
 XXIII MXI XII XXIX XXXXI MXI I III XXX XI IX XI CMXI I XII MMIII MMXI MMMXX XX