For the 90 day report, you'll need the following:
-Original and copy of your passport (identification page and pages with Thai visas and stamps).
-A passport sized photo (4 x 6 cm).
- A copy of your arrival/departure card TM. 6 (front and back).
-A completed TM. 47 form.
For the 90 day reporting system, you'll use one of the following three programs
Immigration web-portal [BEST program];
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Android eServices application;
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iPhone eServices application;
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*****
*****
?l=th
and follow the instructions. There is no password/ user name required to use the system.