It might help to see the first bit:
Conservative Party chair Richard Holden refuses to answer questions over Essex seat
Conservative Party chairman Richard Holden, who has been confirmed as the party's candidate in Basildon and Billericay, in Essex, has been questioned about the seat by Sky's chief political correspondent Jon Craig.news.sky.com
But he's parachuted himself into a seat that is still predicted to go Labour.
There aren't many safe Tory seats to parachute into, but he's probably given himself a good chance.
He's gone from a seat where he'd have absolutely no hope, to one which could be a marginal even if Labour get a 200 seat majority.