The Geocaching.com site limits uploaded pictures to 100K. How do I get my picture down to that size?
Note: Geocaching.com will now accept file sizes larger than 100K, but the system will reduce them to something more web-friendly. The system also converts all image files to JPG instead of BMP, GIF or other image formats. But since this is a question I am constantly asked in other arenas, I’ll leave it up here for posterity. First off, in the main list of FAQs on the topic Read First! Geocaching Frequently Asked Questions, cacher Dru Morgan links to his website where he explains a method using a piece of software called Irfanview that does the job very nicely.