UPDATE 1-UK Stocks-Factors to watch on April 4
(Adds futures, company news)
LONDON, April 4 (Reuters) - Britain's FTSE 100 index is seen opening higher on Friday, with June futures for the index up 0.3 percent by 0637 GMT. For more on the factors affecting European stocks, please click on
* The FTSE 100 fell 9.90 points, or 0.2 percent, to 6,649.14 points on Thursday, giving up an earlier 0.2 percent gain, which took it to its highest since March 12.
The session proved volatile, with gains made in the afternoon when European Central Bank President Mario Draghi affirmed an easy policy stance evaporating after below-expectations U.S. data ahead of Friday's key U.S. jobs report.
* Non-farm payrolls data, due at 1230 GMT, was expected to show U.S. job growth likely accelerated in March as the winter's gloom started to lift, providing the strongest signal yet that the world's largest economy was shifting into higher gear.
* The U.S. Federal Reserve must avoid being locked into calendar-based policy commitments and instead ensure its forward guidance is flexible enough to allow it to respond to changing conditions, a top Fed official said in Hong Kong on Friday. Continuación...