I think it's a variation on 'not-straightforward' letter, meant to justify extended processing times without stating the exact reasons.
thanks Joppa, sorry for delayed response, we moved houses and all, its been a nightmare, but finally today I received my documents and visa so I am thrilled to bits, thanks again and all the best to all genuine couples out there waiting :fingerscrossed:I think it's a variation on 'not-straightforward' letter, meant to justify extended processing times without stating the exact reasons.