STOCKHOLM (Reuters) - European mobile payment providers iZettle and SumUp are among a handful of start-ups that have encouraged European small businesses to kick their cash-only habits.<div><a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=69o9A75mZ2E:9_RjMGHUxfc:yIl2AUoC8zA"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?d=yIl2AUoC8zA" border="0" /></a> <a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=69o9A75mZ2E:9_RjMGHUxfc:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?i=69o9A75mZ2E:9_RjMGHUxfc:V_sGLiPBpWU" border="0" /></a> <a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=69o9A75mZ2E:9_RjMGHUxfc:-BTjWOF_DHI"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?i=69o9A75mZ2E:9_RjMGHUxfc:-BTjWOF_DHI" border="0" /></a></div><img src="http://feeds.feedburner.com/~r/reuters/technologyNews/~4/69o9A75mZ2E" height="1" width="1" alt="" />